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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.170 by root, Mon Nov 28 19:35:04 2005 UTC vs.
Revision 1.243 by ayin, Thu Jan 19 23:15:21 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <inttypes.h> 33#include <inttypes.h>
33 34
… …
46 47
47/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 53 view_start = 0
53#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
… …
88/* 89/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 93 */
93#define drawBuffer TermWin.vt 94#define drawBuffer vt
94 95
95#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \ 97 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \ 98 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
100 101
101#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 103 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
104 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
106 107
107#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
109 0, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
112 113
113/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
116 117
117/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
118void 119void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const
120{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
121 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
122 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
123 133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
136
124 while (width--) 137 while (width--)
125 { 138 {
126 *et++ = ' '; 139 *et++ = ' ';
127 *er++ = efs; 140 *er++ = efs;
128 } 141 }
129} 142}
130 143
131/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
133void 146void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const
135{ 148{
136#ifdef DEBUG_STRICT 149 scr_blank_line (l, 0, ncol, efs);
137 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 150
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
146} 153}
147 154
148/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
151void 159void
152rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
153{ 161{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159#if ENABLE_OVERLAY 162#if ENABLE_OVERLAY
160 scr_overlay_off (); 163 scr_overlay_off ();
161#endif 164#endif
162 165
163 TermWin.view_start = 0; 166 view_start = 0;
164 num_scr = 0; 167 num_scr = 0;
165 168
166 if (TermWin.ncol == 0) 169 if (ncol == 0)
167 TermWin.ncol = 80; 170 ncol = 80;
168 171
169 if (TermWin.nrow == 0) 172 if (nrow == 0)
170 TermWin.nrow = 24; 173 nrow = 24;
171
172 ncol = TermWin.ncol;
173 nrow = TermWin.nrow;
174 174
175 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 176 return;
177 177
178 // we need at least two lines for wrapping to work correctly 178 // we need at least two lines for wrapping to work correctly
179 if (nrow + TermWin.saveLines < 2) 179 if (nrow + saveLines < 2)
180 { 180 {
181 //TODO//FIXME
181 TermWin.saveLines++; 182 saveLines++;
182 prev_nrow--; 183 prev_nrow--;
183 TermWin.nscrolled++; 184 top_row--;
184 } 185 }
185 186
186 want_refresh = 1; 187 want_refresh = 1;
187 188
188 prev_total_rows = prev_nrow + TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
189 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
190 191
191 screen.tscroll = 0; 192 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
193 194
194 if (!talloc) 195 if (!row_buf)
195 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0; /* no saved lines */
201 term_start = 0;
202
196 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
197 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
198 }
199 205
200 if (!screen.text) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
201 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 * first time called so just malloc everything: don't rely on realloc 209
204 * Note: this is still needed so that all the scrollback lines are NULL 210 for (int row = nrow; row--; )
205 */ 211 {
206 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
207 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
209 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210
211 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
212 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
213
214 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
215 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
217 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218
219 for (p = 0; p < nrow; p++)
220 {
221 q = p + TermWin.saveLines;
222 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); 212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
223 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
224 screen.tlen[q] = swap.tlen[p] = 0;
225 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); 214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
226 } 215 }
227 216
228 memset (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
229 TermWin.nscrolled = 0; /* no saved lines */
230 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
231 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
232 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
233 screen.charset = 0; 221 screen.charset = 0;
234 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
246 selection.text = NULL; 234 selection.text = NULL;
247 selection.len = 0; 235 selection.len = 0;
248 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
249 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
250 selection.clicks = 0; 238 selection.clicks = 0;
251 CLEAR_ALL_SELECTION ();
252 rvideo = 0; 239 rvideo = 0;
253 } 240 }
254 else 241 else
255 { 242 {
256 /* 243 /*
257 * add or delete rows as appropriate 244 * add or delete rows as appropriate
258 */ 245 */
259 setrstyle = DEFAULT_RSTYLE;
260 246
247 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
248 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
249
250#if 0
261 if (nrow < prev_nrow) 251 if (nrow < prev_nrow)
262 { 252 {
263 /* delete rows */
264 k = min (TermWin.nscrolled, prev_nrow - nrow);
265 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
266
267 for (p = nrow; p < prev_nrow; p++) 253 for (int row = nrow; row < prev_nrow; row++)
268 { 254 {
269 q = p + TermWin.saveLines; 255 lfree (swap_buf [row]);
256 lfree (drawn_buf[row]);
257 }
258 }
259#endif
270 260
271 if (screen.text[q]) 261 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
262 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
263
264 for (int row = min (nrow, prev_nrow); row--; )
265 {
266 lresize (drawn_buf[row]);
267 lresize (swap_buf [row]);
268 }
269
270 for (int row = prev_nrow; row < nrow; row++)
271 {
272 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
274 }
275
276 line_t *old_buf = row_buf;
277 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
278
279 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280 int pend = MOD (term_start + top_row , prev_total_rows);
281 int q = total_rows; // rewrapped row
282
283 if (top_row)
284 {
285 // re-wrap lines, this is rather ugly, possibly because I am too dumb
286 // to come up with a lean and mean algorithm.
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294#ifdef DEBUG_STRICT
295 assert (old_buf [MOD (p, prev_total_rows)].t);
296#endif
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
272 { 301 {
273#ifdef DEBUG_STRICT 302 p = MOD (p - 1, prev_total_rows);
274 assert (screen.rend[q]); 303
275#endif 304 plines++;
276 talloc->free (screen.text[q]); 305 llen += prev_ncol;
277 ralloc->free (screen.rend[q]);
278 } 306 }
279 307
280 if (swap.text[p]) 308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
281 { 321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
282#ifdef DEBUG_STRICT 352#if DEBUG_STRICT
283 assert (swap.rend[p]); 353 assert (len);
354 assert (pline.t);
284#endif 355#endif
285 talloc->free (swap.text[p]); 356
286 ralloc->free (swap.rend[p]); 357 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
358 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
359
360 lofs += len;
361 qcol += len;
362 }
287 } 363 }
288 364
289#ifdef DEBUG_STRICT 365 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
290 assert (drawn_text[p] && drawn_rend[p]); 366 qline->is_longer (0);
291#endif 367 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
292 talloc->free (drawn_text[p]);
293 ralloc->free (drawn_rend[p]);
294 } 368 }
369 while (p != pend && q > 0);
295 370
296 /* we have fewer rows so fix up cursor position */ 371 term_start = total_rows - nrow;
297 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 372 top_row = q - term_start;
298 373
299 scr_reset_realloc (); /* realloc _last_ */ 374 // make sure all terminal lines exist
300 } 375 while (top_row > 0)
301 else if (nrow > prev_nrow) 376 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 377 }
303 /* add rows */ 378 else
304 scr_reset_realloc (); /* realloc _first_ */ 379 {
305 380 // if no scrollback exists (yet), wing, instead of wrap
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 381
307 382 for (int row = min (nrow, prev_nrow); row--; )
308 k = min (TermWin.nscrolled, nrow - prev_nrow);
309
310 for (p = prev_total_rows; p < total_rows; p++)
311 { 383 {
312 screen.tlen[p] = 0; 384 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 385 line_t &qline = row_buf [row];
314 screen.rend[p] = NULL; 386
387 qline = pline;
388 lresize (qline);
315 } 389 }
316 390
317 for (p = prev_total_rows; p < total_rows - k; p++)
318 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
319
320 for (p = prev_nrow; p < nrow; p++) 391 for (int row = prev_nrow; row < nrow; row++)
321 { 392 {
322 swap.tlen[p] = 0; 393 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
323 swap.text[p] = NULL;
324 swap.rend[p] = NULL;
325 drawn_text[p] = NULL;
326 drawn_rend[p] = NULL;
327 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
328 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
329 } 394 }
330 395
331 if (k > 0) 396 term_start = 0;
332 {
333 scr_scroll_text (0, (int)nrow - 1, -k, 1);
334 screen.cur.row += k;
335 screen.s_cur.row += k;
336 TermWin.nscrolled -= k;
337 }
338
339#ifdef DEBUG_STRICT
340 assert (screen.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342 MIN_IT (screen.cur.row, nrow - 1);
343#endif
344 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
345 }
346
347 /* resize columns */
348 if (ncol != prev_ncol)
349 { 397 }
350 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
351 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
352 398
353 for (p = 0; p < total_rows; p++) 399 free (old_buf);
354 { 400 delete old_ta;
355 if (screen.text[p]) 401 delete old_ra;
356 {
357 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
358 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
359 402
360 MIN_IT (screen.tlen[p], (int16_t)ncol); 403 clamp_it (screen.cur.row, 0, nrow - 1);
361 404 clamp_it (screen.cur.col, 0, ncol - 1);
362 if (ncol > prev_ncol)
363 scr_blank_line (&screen.text[p][prev_ncol],
364 &screen.rend[p][prev_ncol],
365 ncol - prev_ncol, setrstyle);
366 }
367 }
368
369 for (p = 0; p < nrow; p++)
370 {
371 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
372 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
373
374 if (ncol > prev_ncol)
375 scr_blank_line (&drawn_text[p][prev_ncol],
376 &drawn_rend[p][prev_ncol],
377 ncol - prev_ncol, setrstyle);
378
379 if (swap.text[p])
380 {
381 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
382 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
383
384 MIN_IT (swap.tlen[p], (int16_t)ncol);
385
386 if (ncol > prev_ncol)
387 scr_blank_line (&swap.text[p][prev_ncol],
388 &swap.rend[p][prev_ncol],
389 ncol - prev_ncol, setrstyle);
390 }
391
392 }
393
394 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
395
396 delete talloc; talloc = ta;
397 delete ralloc; ralloc = ra;
398 }
399 405
400 if (tabs) 406 if (tabs)
401 free (tabs); 407 free (tabs);
402 } 408 }
403 409
410 CLEAR_ALL_SELECTION ();
411
404 prev_nrow = nrow; 412 prev_nrow = nrow;
405 prev_ncol = ncol; 413 prev_ncol = ncol;
406 414
407 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
408 416
409 for (p = 0; p < ncol; p++) 417 for (int col = ncol; col--; )
410 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 418 tabs [col] = col % TABSIZE == 0;
411 419
412 tt_winch (); 420 tt_winch ();
413}
414 421
415void 422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416rxvt_term::scr_reset_realloc ()
417{
418 unsigned int total_rows, nrow;
419
420 nrow = TermWin.nrow;
421 total_rows = nrow + TermWin.saveLines;
422 /* *INDENT-OFF* */
423 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
424 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
425 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
426 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
427
428 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
429 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
430
431 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
432 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
433 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
434 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
435 /* *INDENT-ON* */
436} 423}
437 424
438/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
439/* 426/*
440 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
441 */ 428 */
442void 429void
443rxvt_term::scr_release () 430rxvt_term::scr_release ()
444{ 431{
445 unsigned int total_rows;
446
447 total_rows = TermWin.nrow + TermWin.saveLines;
448
449 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
450 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
451 434
452 free (screen.text); 435 free (row_buf);
453 free (screen.tlen); 436 free (swap_buf);
454 free (screen.rend);
455 free (drawn_text); 437 free (drawn_buf);
456 free (drawn_rend);
457 free (swap.text);
458 free (swap.tlen);
459 free (swap.rend);
460 free (buf_text);
461 free (buf_rend);
462 free (tabs); 438 free (tabs);
463 439
464 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
465 screen.text = drawn_text = swap.text = NULL;
466 screen.rend = drawn_rend = swap.rend = NULL;
467 screen.tlen = swap.tlen = NULL;
468 buf_text = NULL;
469 buf_rend = NULL;
470 tabs = NULL;
471} 441}
472 442
473/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
474/* 444/*
475 * Hard reset 445 * Hard reset
… …
480 scr_release (); 450 scr_release ();
481 prev_nrow = prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
482 scr_reset (); 452 scr_reset ();
483 453
484 scr_clear (true); 454 scr_clear (true);
485 scr_refresh (SLOW_REFRESH); 455 scr_refresh ();
486} 456}
487 457
488/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
489 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
490 * ------------------------------------------------------------------------- */ 460 * ------------------------------------------------------------------------- */
… …
492 * Save and Restore cursor 462 * Save and Restore cursor
493 * XTERM_SEQ: Save cursor : ESC 7 463 * XTERM_SEQ: Save cursor : ESC 7
494 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
495 */ 465 */
496void 466void
497rxvt_term::scr_cursor (int mode) 467rxvt_term::scr_cursor (cursor_mode mode)
498{ 468{
499 screen_t *s; 469 screen_t *s;
500 470
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
… …
526 set_font_style (); 496 set_font_style ();
527 break; 497 break;
528 } 498 }
529 499
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 504 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 505 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */
537 MAX_IT (s->cur.row, 0);
538 MAX_IT (s->cur.col, 0);
539#endif 506#endif
540} 507}
541 508
542/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
543/* 510/*
… …
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 514 */
548int 515int
549rxvt_term::scr_change_screen (int scrn) 516rxvt_term::scr_change_screen (int scrn)
550{ 517{
551 int i;
552#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1; 518 want_refresh = 1;
557
558 TermWin.view_start = 0; 519 view_start = 0;
559 520
560 if (current_screen == scrn) 521 if (current_screen == scrn)
561 return scrn; 522 return scrn;
562 523
563 selection_check (2); /* check for boundary cross */ 524 selection_check (2); /* check for boundary cross */
564 525
565 i = current_screen; current_screen = scrn; scrn = i; 526 int i = current_screen; current_screen = scrn; scrn = i;
566 527
567 SWAP_IT (screen.cur.row, swap.cur.row, int16_t); 528 ::swap (screen.cur.row, swap.cur.row);
568 SWAP_IT (screen.cur.col, swap.cur.col, int16_t); 529 ::swap (screen.cur.col, swap.cur.col);
569 MAX_IT (screen.cur.row, 0); 530
570 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1); 531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
571 MAX_IT (screen.cur.col, 0); 532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
572 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
573 533
574#if NSCREENS 534#if NSCREENS
575 if (options & Opt_secondaryScreen) 535 if (OPTION (Opt_secondaryScreen))
576 { 536 {
577 num_scr = 0; 537 num_scr = 0;
578 offset = TermWin.saveLines;
579 538
580 for (i = prev_nrow; i--;) 539 for (int i = prev_nrow; i--; )
581 { 540 ::swap (ROW(i), swap_buf [i]);
582 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
583 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
584 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
585 }
586 541
587 SWAP_IT (screen.charset, swap.charset, int16_t); 542 ::swap (screen.charset, swap.charset);
588 SWAP_IT (screen.flags, swap.flags, int); 543 ::swap (screen.flags, swap.flags);
589 screen.flags |= Screen_VisibleCursor; 544 screen.flags |= Screen_VisibleCursor;
590 swap.flags |= Screen_VisibleCursor; 545 swap.flags |= Screen_VisibleCursor;
591 } 546 }
592 else 547 else
593#endif 548#endif
594 if (options & Opt_secondaryScroll) 549 if (OPTION (Opt_secondaryScroll))
595 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
596 551
597 return scrn; 552 return scrn;
598} 553}
599 554
600// clear WrapNext indicator, solidifying position on next line 555// clear WrapNext indicator, solidifying position on next line
… …
607 screen.flags &= ~Screen_WrapNext; 562 screen.flags &= ~Screen_WrapNext;
608 563
609 screen.cur.col = 0; 564 screen.cur.col = 0;
610 565
611 if (screen.cur.row == screen.bscroll) 566 if (screen.cur.row == screen.bscroll)
612 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
613 else if (screen.cur.row < TermWin.nrow - 1) 568 else if (screen.cur.row < nrow - 1)
614 screen.cur.row++; 569 screen.cur.row++;
615} 570}
616 571
617/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
618/* 573/*
619 * Change the colour for following text 574 * Change the colour for following text
620 */ 575 */
621void 576void
622rxvt_term::scr_color (unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg)
623{ 578{
624 if (color > maxTermCOLOR) 579 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
625 color = fgbg; 580 color = fgbg;
626 581
627 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
628 rstyle = SET_FGCOLOR (rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
629 else 584 else
… …
648/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
649/* 604/*
650 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
651 * count positive ==> scroll up 606 * count positive ==> scroll up
652 * count negative ==> scroll down 607 * count negative ==> scroll down
653 * spec == 0 for normal routines
654 */ 608 */
655int 609int
656rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count)
657{ 611{
658 int i, j;
659 long nscrolled;
660
661 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
662 return 0; 613 return 0;
663 614
664 want_refresh = 1; 615 want_refresh = 1;
616 num_scr += count;
665 617
666 if (row1 == 0 && count > 0 618 if (count > 0
619 && row1 == 0
667 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 620 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
621 {
622 top_row = max (top_row - count, -saveLines);
623
624 // scroll everything up 'count' lines
625 term_start = (term_start + count) % total_rows;
626
627 // sever bottommost line
668 { 628 {
669 nscrolled = (long)TermWin.nscrolled + (long)count; 629 line_t &l = ROW(row2 - count);
670 630 l.is_longer (0);
671 if (nscrolled > (long)TermWin.saveLines) 631 l.touch ();
672 TermWin.nscrolled = TermWin.saveLines;
673 else
674 TermWin.nscrolled = (unsigned int)nscrolled;
675
676 if ((options & Opt_scrollWithBuffer)
677 && TermWin.view_start != 0
678 && TermWin.view_start != TermWin.saveLines)
679 scr_page (UP, count);
680 } 632 }
681 else if (!spec)
682 row1 += TermWin.saveLines;
683 633
684 row2 += TermWin.saveLines; 634 // erase newly scrolled-in lines
635 for (int i = count; i--; )
636 {
637 // basically this is a slightly optimized scr_blank_screen_mem
638 // it is worth the effort on slower machines
639 line_t &l = ROW(nrow - 1 - i);
685 640
641 scr_blank_line (l, 0, l.l, rstyle);
642
643 l.l = 0;
644 l.f = 0;
645 }
646
647 // now copy lines below the scroll region bottom to the
648 // bottom of the screen again, so they look as if they
649 // hadn't moved.
650 for (int i = nrow; --i > row2; )
651 {
652 line_t &l1 = ROW(i - count);
653 line_t &l2 = ROW(i);
654
655 ::swap (l1, l2);
656 l2.touch ();
657 }
658
659 // move and/or clear selection, if any
686 if (selection.op && current_screen == selection.screen) 660 if (selection.op && current_screen == selection.screen)
687 {
688 i = selection.beg.row + TermWin.saveLines;
689 j = selection.end.row + TermWin.saveLines;
690 if ((i < row1 && j > row1)
691 || (i < row2 && j > row2)
692 || (i - count < row1 && i >= row1)
693 || (i - count > row2 && i <= row2)
694 || (j - count < row1 && j >= row1)
695 || (j - count > row2 && j <= row2))
696 {
697 CLEAR_ALL_SELECTION ();
698 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
699 } 661 {
700 else if (j >= row1 && j <= row2)
701 {
702 /* move selected region too */
703 selection.beg.row -= count; 662 selection.beg.row -= count;
704 selection.end.row -= count; 663 selection.end.row -= count;
705 selection.mark.row -= count; 664 selection.mark.row -= count;
665
666 if (selection.beg.row < top_row
667 || selection.end.row < top_row
668 || selection.mark.row < top_row)
669 {
670 CLEAR_ALL_SELECTION ();
671 selection.op = SELECTION_CLEAR;
706 } 672 }
707 }
708
709 selection_check (0); /* _after_ TermWin.nscrolled update */
710
711 num_scr += count;
712 j = count;
713
714 if (count < 0)
715 count = -count;
716
717 i = row2 - row1 + 1;
718 MIN_IT (count, i);
719
720 if (j > 0)
721 {
722 /* scroll up */
723
724 /* Copy lines that will get clobbered by the rotation */
725 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
726 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
727
728 /* Rotate lines */
729 i = row2 - row1 - count + 1;
730 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
731 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
732 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
733
734 j = row2 - count + 1, i = count;
735 }
736 else /* if (j < 0) */
737 {
738 /* scroll down */
739
740 /* Copy lines that will get clobbered by the rotation */
741 for (i = 0, j = row2; i < count; i++, j--)
742 { 673 }
743 buf_text[i] = screen.text[j]; 674
744 buf_rend[i] = screen.rend[j]; 675 // finally move the view window, if desired
676 if (OPTION (Opt_scrollWithBuffer)
677 && view_start != 0
678 && view_start != -saveLines)
679 scr_page (UP, count);
680
681 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
682 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
683 }
684 else
685 {
686 if (selection.op && current_screen == selection.screen)
745 } 687 {
746 688 if ((selection.beg.row < row1 && selection.end.row > row1)
747 /* Rotate lines */ 689 || (selection.beg.row < row2 && selection.end.row > row2)
748 for (j = row2, i = j - count; i >= row1; i--, j--) 690 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
691 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
692 || (selection.end.row - count < row1 && selection.end.row >= row1)
693 || (selection.end.row - count > row2 && selection.end.row <= row2))
694 {
695 CLEAR_ALL_SELECTION ();
696 selection.op = SELECTION_CLEAR;
697 }
698 else if (selection.end.row >= row1 && selection.end.row <= row2)
699 {
700 /* move selected region too */
701 selection.beg.row -= count;
702 selection.end.row -= count;
703 selection.mark.row -= count;
704
705 selection_check (0);
706 }
749 { 707 }
750 screen.tlen[j] = screen.tlen[i]; 708
751 screen.text[j] = screen.text[i]; 709 // use a simple and robust scrolling algorithm, this
752 screen.rend[j] = screen.rend[i]; 710 // part of scr_scroll_text is not time-critical.
711
712 int rows = row2 - row1 + 1;
713
714 min_it (count, rows);
715
716 line_t *temp_buf = row_buf + total_rows;
717
718 for (int row = 0; row < rows; row++)
753 } 719 {
720 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
754 721
755 j = row1, i = count; 722 if (!IN_RANGE_EXC (row + count, 0, rows))
756 count = -count; 723 scr_blank_screen_mem (temp_buf [row], rstyle);
757 } 724 }
758 725
759 /* Resurrect lines */ 726 for (int row = 0; row < rows; row++)
760 memset (screen.tlen + j, 0, i * sizeof (int16_t)); 727 ROW(row1 + row) = temp_buf [row];
761 memcpy (screen.text + j, buf_text, i * sizeof (text_t *)); 728 }
762 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
763 if (!spec) /* line length may not equal TermWin.ncol */
764 for (; i--; j++)
765 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
766 729
767 return count; 730 return count;
768} 731}
769 732
770/* ------------------------------------------------------------------------- */ 733/* ------------------------------------------------------------------------- */
771/* 734/*
772 * Add text given in <str> of length <len> to screen struct 735 * Add text given in <str> of length <len> to screen struct
773 */ 736 */
774void 737void
775rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 738rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
776{ 739{
777 if (len <= 0) /* sanity */ 740 if (len <= 0) /* sanity */
778 return; 741 return;
779 742
780 unsigned char checksel; 743 unsigned char checksel;
781 unicode_t c; 744 unicode_t c;
782 int row, last_col; 745 int ncol = this->ncol;
783 text_t *stp;
784 rend_t *srp;
785 const unicode_t *strend = str + len; 746 const wchar_t *strend = str + len;
786 747
787 want_refresh = 1; 748 want_refresh = 1;
788 ZERO_SCROLLBACK (); 749 ZERO_SCROLLBACK ();
789 last_col = TermWin.ncol;
790 750
791 if (nlines > 0) 751 if (minlines > 0)
792 { 752 {
793 nlines += screen.cur.row - screen.bscroll; 753 minlines += screen.cur.row - screen.bscroll;
754
794 if ((nlines > 0) 755 if (minlines > 0
795 && (screen.tscroll == 0) 756 && screen.tscroll == 0
796 && (screen.bscroll == (TermWin.nrow - 1))) 757 && screen.bscroll == nrow - 1)
797 { 758 {
798 /* _at least_ this many lines need to be scrolled */ 759 /* _at least_ this many lines need to be scrolled */
799 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 760 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
800 screen.cur.row -= nlines; 761 screen.cur.row -= minlines;
801 } 762 }
802 } 763 }
803 764
804#ifdef DEBUG_STRICT 765#ifdef DEBUG_STRICT
805 assert (screen.cur.col < last_col); 766 assert (screen.cur.col < ncol);
806 assert ((screen.cur.row < TermWin.nrow) 767 assert (screen.cur.row < nrow
807 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 768 && screen.cur.row >= top_row);
808#else /* drive with your eyes closed */
809 MIN_IT (screen.cur.col, last_col - 1);
810 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
811 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
812#endif 769#endif
813 row = screen.cur.row + TermWin.saveLines; 770 int row = screen.cur.row;
814 771
815 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 772 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
816 773
817 stp = screen.text[row]; 774 line_t *line = &ROW(row);
818 srp = screen.rend[row];
819 775
820 while (str < strend) 776 while (str < strend)
821 { 777 {
822 c = *str++; 778 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
823 779
824 if (c < 0x20) 780 if (c < 0x20)
825 if (c == C0_LF) 781 if (c == C0_LF)
826 { 782 {
827 if (screen.tlen[row] != -1) /* XXX: think about this */ 783 max_it (line->l, screen.cur.col);
828 MAX_IT (screen.tlen[row], screen.cur.col);
829 784
830 screen.flags &= ~Screen_WrapNext; 785 screen.flags &= ~Screen_WrapNext;
831 786
832 if (screen.cur.row == screen.bscroll) 787 if (screen.cur.row == screen.bscroll)
833 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 788 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
834 else if (screen.cur.row < (TermWin.nrow - 1)) 789 else if (screen.cur.row < (nrow - 1))
835 row = (++screen.cur.row) + TermWin.saveLines; 790 row = ++screen.cur.row;
836 791
837 stp = screen.text[row]; /* _must_ refresh */ 792 line = &ROW(row); /* _must_ refresh */
838 srp = screen.rend[row]; /* _must_ refresh */
839 continue; 793 continue;
840 } 794 }
841 else if (c == C0_CR) 795 else if (c == C0_CR)
842 { 796 {
843 if (screen.tlen[row] != -1) /* XXX: think about this */ 797 max_it (line->l, screen.cur.col);
844 MAX_IT (screen.tlen[row], screen.cur.col);
845 798
846 screen.flags &= ~Screen_WrapNext; 799 screen.flags &= ~Screen_WrapNext;
847 screen.cur.col = 0; 800 screen.cur.col = 0;
848 continue; 801 continue;
849 } 802 }
… …
866 CLEAR_SELECTION (); 819 CLEAR_SELECTION ();
867 } 820 }
868 821
869 if (screen.flags & Screen_WrapNext) 822 if (screen.flags & Screen_WrapNext)
870 { 823 {
871 screen.tlen[row] = -1;
872
873 scr_do_wrap (); 824 scr_do_wrap ();
874 825
826 line->l = ncol;
827 line->is_longer (1);
828
875 row = screen.cur.row + TermWin.saveLines; 829 row = screen.cur.row;
876 stp = screen.text[row]; /* _must_ refresh */ 830 line = &ROW(row); /* _must_ refresh */
877 srp = screen.rend[row]; /* _must_ refresh */
878 } 831 }
879 832
880 // some utf-8 decoders "decode" surrogate characters: let's fix this. 833 // some utf-8 decoders "decode" surrogate characters: let's fix this.
881 if (IN_RANGE (c, 0xd800, 0xdfff)) 834 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
882 c = 0xfffd; 835 c = 0xfffd;
883 836
884 // rely on wcwidth to tell us the character width, at least for non-latin1 837 // rely on wcwidth to tell us the character width, at least for non-latin1
885 // do wcwidth before further replacements, as wcwidth might return -1 838 // do wcwidth before further replacements, as wcwidth might return -1
886 // for the line drawing characters below as they might be invalid in the current 839 // for the line drawing characters below as they might be invalid in the current
887 // locale. 840 // locale.
888 int width = c < 0x100 ? 1 : wcwidth (c); 841 int width = c < 0x100 ? 1 : wcwidth (c);
889 842
890 if (charsets[screen.charset] == '0') // DEC SPECIAL 843 if (charsets [screen.charset] == '0') // DEC SPECIAL
891 { 844 {
892 // vt100 special graphics and line drawing 845 // vt100 special graphics and line drawing
893 // 5f-7e standard vt100 846 // 5f-7e standard vt100
894 // 40-5e rxvt extension for extra curses acs chars 847 // 40-5e rxvt extension for extra curses acs chars
895 static uint16_t vt100_0[62] = { // 41 .. 7e 848 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
924 c = 0xfffd; 877 c = 0xfffd;
925# endif 878# endif
926#endif 879#endif
927 880
928 // nuke the character at this position, if required 881 // nuke the character at this position, if required
929 if (stp[screen.cur.col] == NOCHAR 882 if (line->t[screen.cur.col] == NOCHAR
930 || (screen.cur.col < TermWin.ncol - 1 883 || (screen.cur.col < ncol - 1
931 && stp[screen.cur.col + 1] == NOCHAR)) 884 && line->t[screen.cur.col + 1] == NOCHAR))
932 { 885 {
933 int col = screen.cur.col; 886 int col = screen.cur.col;
934 887
935 // find begin 888 // find begin
936 while (col > 0 && stp[col] == NOCHAR) 889 while (col > 0 && line->t[col] == NOCHAR)
937 col--; 890 col--;
938 891
939 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' ')); 892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
940 893
941 // found begin, nuke 894 // found begin, nuke
942 do { 895 do {
943 stp[col] = ' '; 896 line->t[col] = ' ';
944 srp[col] = rend; 897 line->r[col] = rend;
945 col++; 898 col++;
946 } while (col < TermWin.ncol && stp[col] == NOCHAR); 899 } while (col < ncol && line->t[col] == NOCHAR);
947 } 900 }
948 901
949 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
950 903
951 // if the character doesn't fit into the remaining columns... 904 // if the character doesn't fit into the remaining columns...
952 if (screen.cur.col > last_col - width && last_col >= width) 905 if (screen.cur.col > ncol - width && ncol >= width)
953 { 906 {
954 // ...output spaces 907 // ...output spaces
955 c = ' '; 908 c = ' ';
956 // and try the same character next loop iteration 909 // and try the same character next loop iteration
957 --str; 910 --str;
958 } 911 }
959 912
913 line->touch ();
914
960 do 915 do
961 { 916 {
962 stp[screen.cur.col] = c; 917 line->t[screen.cur.col] = c;
963 srp[screen.cur.col] = rend; 918 line->r[screen.cur.col] = rend;
964 919
965 if (screen.cur.col < last_col - 1) 920 if (screen.cur.col < ncol - 1)
966 screen.cur.col++; 921 screen.cur.col++;
967 else 922 else
968 { 923 {
969 screen.tlen[row] = last_col; 924 line->l = ncol;
970 if (screen.flags & Screen_Autowrap) 925 if (screen.flags & Screen_Autowrap)
971 screen.flags |= Screen_WrapNext; 926 screen.flags |= Screen_WrapNext;
972 break; 927 break;
973 } 928 }
974 929
… …
976 } 931 }
977 while (--width > 0); 932 while (--width > 0);
978 933
979 // pad with spaces when overwriting wide character with smaller one 934 // pad with spaces when overwriting wide character with smaller one
980 if (!width) 935 if (!width)
936 {
937 line->touch ();
938
981 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
982 { 940 {
983 stp[c] = ' '; 941 line->t[c] = ' ';
984 srp[c] = rend; 942 line->r[c] = rend;
985 } 943 }
944 }
986 } 945 }
987 else // width == 0 946 else // width == 0
988 { 947 {
989#if ENABLE_COMBINING 948#if ENABLE_COMBINING
990 // handle combining characters 949 // handle combining characters
991 // we just tag the accent on the previous on-screen character. 950 // we just tag the accent on the previous on-screen character.
992 // this is arguably not correct, but also arguably not wrong. 951 // this is arguably not correct, but also arguably not wrong.
993 // we don't handle double-width characters nicely yet. 952 // we don't handle double-width characters nicely yet.
953 line_t *linep;
994 text_t *tp; 954 text_t *tp;
995 rend_t *rp; 955 rend_t *rp;
996 956
997 if (screen.cur.col > 0) 957 if (screen.cur.col > 0)
998 { 958 {
959 linep = line;
999 tp = stp + screen.cur.col - 1; 960 tp = line->t + screen.cur.col - 1;
1000 rp = srp + screen.cur.col - 1; 961 rp = line->r + screen.cur.col - 1;
1001
1002 while (*tp == NOCHAR && tp > stp)
1003 tp--, rp--;
1004 } 962 }
1005 else if (screen.cur.row > 0 963 else if (screen.cur.row > 0
1006 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 964 && ROW(screen.cur.row - 1).is_longer ())
1007 { 965 {
1008 int line = screen.cur.row - 1 + TermWin.saveLines; 966 linep = &ROW(screen.cur.row - 1);
1009
1010 tp = screen.text[line] + last_col - 1; 967 tp = line->t + ncol - 1;
1011 rp = screen.rend[line] + last_col - 1; 968 rp = line->r + ncol - 1;
1012
1013 while (*tp == NOCHAR && tp > screen.text[line])
1014 tp--, rp--;
1015 } 969 }
1016 else 970 else
1017 continue; 971 continue;
972
973 linep->touch ();
974
975 while (*tp == NOCHAR && tp > linep->t)
976 tp--, rp--;
1018 977
1019 // first try to find a precomposed character 978 // first try to find a precomposed character
1020 unicode_t n = rxvt_compose (*tp, c); 979 unicode_t n = rxvt_compose (*tp, c);
1021 if (n == NOCHAR) 980 if (n == NOCHAR)
1022 n = rxvt_composite.compose (*tp, c); 981 n = rxvt_composite.compose (*tp, c);
… …
1025 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 984 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1026#endif 985#endif
1027 } 986 }
1028 } 987 }
1029 988
1030 if (screen.tlen[row] != -1) /* XXX: think about this */ 989 max_it (line->l, screen.cur.col);
1031 MAX_IT (screen.tlen[row], screen.cur.col);
1032 990
1033#ifdef DEBUG_STRICT 991#ifdef DEBUG_STRICT
1034 assert (screen.cur.row >= 0); 992 assert (screen.cur.row >= 0);
1035#else /* drive with your eyes closed */
1036 MAX_IT (screen.cur.row, 0);
1037#endif 993#endif
1038} 994}
1039 995
1040/* ------------------------------------------------------------------------- */ 996/* ------------------------------------------------------------------------- */
1041/* 997/*
… …
1050 if (screen.cur.col == 0) 1006 if (screen.cur.col == 0)
1051 { 1007 {
1052 if (screen.cur.row > 0) 1008 if (screen.cur.row > 0)
1053 { 1009 {
1054#ifdef TERMCAP_HAS_BW 1010#ifdef TERMCAP_HAS_BW
1055 screen.cur.col = TermWin.ncol - 1; 1011 screen.cur.col = ncol - 1;
1056 screen.cur.row--; 1012 screen.cur.row--;
1057 return; 1013 return;
1058#endif 1014#endif
1059 } 1015 }
1060 } 1016 }
… …
1080 1036
1081 if (count == 0) 1037 if (count == 0)
1082 return; 1038 return;
1083 else if (count > 0) 1039 else if (count > 0)
1084 { 1040 {
1085 int row = TermWin.saveLines + screen.cur.row; 1041 line_t &l = ROW(screen.cur.row);
1086 text_t *tp = screen.text[row];
1087 rend_t *rp = screen.rend[row];
1088 rend_t base_rend = rp[i]; 1042 rend_t base_rend = l.r[i];
1089 ht &= tp[i] == ' '; 1043 ht &= l.t[i] == ' ';
1090 1044
1091 for (; ++i < TermWin.ncol; ) 1045 for (; ++i < ncol; )
1092 if (tabs[i]) 1046 if (tabs[i])
1093 { 1047 {
1094 x = i; 1048 x = i;
1049
1095 if (!--count) 1050 if (!--count)
1096 break; 1051 break;
1097 } 1052 }
1098 else 1053 else
1099 ht &= tp[i] == ' ' 1054 ht &= l.t[i] == ' '
1100 && RS_SAME (rp[i], base_rend); 1055 && RS_SAME (l.r[i], base_rend);
1101 1056
1102 if (count) 1057 if (count)
1103 x = TermWin.ncol - 1; 1058 x = ncol - 1;
1104 1059
1105 // store horizontal tab commands as characters inside the text 1060 // store horizontal tab commands as characters inside the text
1106 // buffer so they can be selected and pasted. 1061 // buffer so they can be selected and pasted.
1107 if (ht && options & Opt_pastableTabs) 1062 if (ht && OPTION (Opt_pastableTabs))
1108 { 1063 {
1109 base_rend = SET_FONT (base_rend, 0); 1064 base_rend = SET_FONT (base_rend, 0);
1110 1065
1111 if (screen.tlen[row] != -1) /* XXX: think about this */ 1066 l.touch (x);
1112 MAX_IT (screen.tlen[row], x);
1113 1067
1114 i = screen.cur.col; 1068 i = screen.cur.col;
1115 1069
1116 tp[i] = '\t'; 1070 l.t[i] = '\t';
1117 rp[i] = base_rend; 1071 l.r[i] = base_rend;
1118 1072
1119 while (++i < x) 1073 while (++i < x)
1120 { 1074 {
1121 tp[i] = NOCHAR; 1075 l.t[i] = NOCHAR;
1122 rp[i] = base_rend; 1076 l.r[i] = base_rend;
1123 } 1077 }
1124 } 1078 }
1125 } 1079 }
1126 else /* if (count < 0) */ 1080 else /* if (count < 0) */
1127 { 1081 {
… …
1153rxvt_term::scr_backindex () 1107rxvt_term::scr_backindex ()
1154{ 1108{
1155 if (screen.cur.col > 0) 1109 if (screen.cur.col > 0)
1156 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1157 else 1111 else
1158 {
1159 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1160 return; /* um, yeah? */
1161
1162 scr_insdel_chars (1, INSERT); 1112 scr_insdel_chars (1, INSERT);
1163 }
1164} 1113}
1165#endif 1114#endif
1166/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
1167/* 1116/*
1168 * Process DEC Forward Index 1117 * Process DEC Forward Index
… …
1172 */ 1121 */
1173#if ENABLE_FRILLS 1122#if ENABLE_FRILLS
1174void 1123void
1175rxvt_term::scr_forwardindex () 1124rxvt_term::scr_forwardindex ()
1176{ 1125{
1177 int row;
1178
1179 if (screen.cur.col < TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1180 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1181 else 1128 else
1182 { 1129 {
1183 row = screen.cur.row + TermWin.saveLines; 1130 line_t &l = ROW(screen.cur.row);
1184 1131
1185 if (screen.tlen[row] == 0) 1132 l.touch ();
1186 return; /* um, yeah? */ 1133 l.is_longer (0);
1187 else if (screen.tlen[row] == -1)
1188 screen.tlen[row] = TermWin.ncol;
1189 1134
1190 scr_gotorc (0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1191 scr_insdel_chars (1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1192 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1193 } 1138 }
1194} 1139}
1195#endif 1140#endif
1196 1141
1197/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
… …
1203{ 1148{
1204 want_refresh = 1; 1149 want_refresh = 1;
1205 ZERO_SCROLLBACK (); 1150 ZERO_SCROLLBACK ();
1206 1151
1207 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1208 MAX_IT (screen.cur.col, 0); 1153 clamp_it (screen.cur.col, 0, ncol - 1);
1209 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1210 1154
1211 screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1212 1156
1213 if (relative & R_RELATIVE) 1157 if (relative & R_RELATIVE)
1214 { 1158 {
… …
1232 else 1176 else
1233 { 1177 {
1234 if (screen.flags & Screen_Relative) 1178 if (screen.flags & Screen_Relative)
1235 { /* relative origin mode */ 1179 { /* relative origin mode */
1236 screen.cur.row = row + screen.tscroll; 1180 screen.cur.row = row + screen.tscroll;
1237 MIN_IT (screen.cur.row, screen.bscroll); 1181 min_it (screen.cur.row, screen.bscroll);
1238 } 1182 }
1239 else 1183 else
1240 screen.cur.row = row; 1184 screen.cur.row = row;
1241 } 1185 }
1242 1186
1243 MAX_IT (screen.cur.row, 0); 1187 clamp_it (screen.cur.row, 0, nrow - 1);
1244 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1245} 1188}
1246 1189
1247/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1248/* 1191/*
1249 * direction should be UP or DN 1192 * direction should be UP or DN
… …
1260 1203
1261 screen.flags &= ~Screen_WrapNext; 1204 screen.flags &= ~Screen_WrapNext;
1262 1205
1263 if ((screen.cur.row == screen.bscroll && direction == UP) 1206 if ((screen.cur.row == screen.bscroll && direction == UP)
1264 || (screen.cur.row == screen.tscroll && direction == DN)) 1207 || (screen.cur.row == screen.tscroll && direction == DN))
1265 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1208 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1266 else 1209 else
1267 screen.cur.row += dirn; 1210 screen.cur.row += dirn;
1268 1211
1269 MAX_IT (screen.cur.row, 0); 1212 clamp_it (screen.cur.row, 0, nrow - 1);
1270 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1271 selection_check (0); 1213 selection_check (0);
1272} 1214}
1273 1215
1274/* ------------------------------------------------------------------------- */ 1216/* ------------------------------------------------------------------------- */
1275/* 1217/*
… …
1279 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1221 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1280 */ 1222 */
1281void 1223void
1282rxvt_term::scr_erase_line (int mode) 1224rxvt_term::scr_erase_line (int mode)
1283{ 1225{
1284 unsigned int row, col, num; 1226 unsigned int col, num;
1285 1227
1286 want_refresh = 1; 1228 want_refresh = 1;
1287 ZERO_SCROLLBACK (); 1229 ZERO_SCROLLBACK ();
1288 1230
1289 selection_check (1); 1231 selection_check (1);
1290 1232
1291 row = TermWin.saveLines + screen.cur.row; 1233 line_t &line = ROW(screen.cur.row);
1234
1235 line.touch ();
1236 line.is_longer (0);
1237
1292 switch (mode) 1238 switch (mode)
1293 { 1239 {
1294 case 0: /* erase to end of line */ 1240 case 0: /* erase to end of line */
1295 col = screen.cur.col; 1241 col = screen.cur.col;
1296 num = TermWin.ncol - col; 1242 num = ncol - col;
1297 MIN_IT (screen.tlen[row], (int16_t)col); 1243 min_it (line.l, col);
1298 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1244 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1299 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1245 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1300 CLEAR_SELECTION (); 1246 CLEAR_SELECTION ();
1301 break; 1247 break;
1302 case 1: /* erase to beginning of line */ 1248 case 1: /* erase to beginning of line */
… …
1306 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1252 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1307 CLEAR_SELECTION (); 1253 CLEAR_SELECTION ();
1308 break; 1254 break;
1309 case 2: /* erase whole line */ 1255 case 2: /* erase whole line */
1310 col = 0; 1256 col = 0;
1311 num = TermWin.ncol; 1257 num = ncol;
1312 screen.tlen[row] = 0; 1258 line.l = 0;
1313 if (selection.beg.row <= screen.cur.row 1259 if (selection.beg.row <= screen.cur.row
1314 && selection.end.row >= screen.cur.row) 1260 && selection.end.row >= screen.cur.row)
1315 CLEAR_SELECTION (); 1261 CLEAR_SELECTION ();
1316 break; 1262 break;
1317 default: 1263 default:
1318 return; 1264 return;
1319 } 1265 }
1320 1266
1321 if (screen.text[row]) 1267 scr_blank_line (line, col, num, rstyle);
1322 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1323 else
1324 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1325} 1268}
1326 1269
1327/* ------------------------------------------------------------------------- */ 1270/* ------------------------------------------------------------------------- */
1328/* 1271/*
1329 * Erase part of whole of the screen 1272 * Erase part of whole of the screen
… …
1333 */ 1276 */
1334void 1277void
1335rxvt_term::scr_erase_screen (int mode) 1278rxvt_term::scr_erase_screen (int mode)
1336{ 1279{
1337 int num; 1280 int num;
1338 int32_t row, row_offset; 1281 int32_t row;
1339 rend_t ren; 1282 rend_t ren;
1340 XGCValues gcvalue; 1283 XGCValues gcvalue;
1341 1284
1342 want_refresh = 1; 1285 want_refresh = 1;
1343 ZERO_SCROLLBACK (); 1286 ZERO_SCROLLBACK ();
1344
1345 row_offset = (int32_t)TermWin.saveLines;
1346 1287
1347 switch (mode) 1288 switch (mode)
1348 { 1289 {
1349 case 0: /* erase to end of screen */ 1290 case 0: /* erase to end of screen */
1350 selection_check (1); 1291 selection_check (1);
1351 scr_erase_line (0); 1292 scr_erase_line (0);
1352 row = screen.cur.row + 1; /* possible OOB */ 1293 row = screen.cur.row + 1; /* possible OOB */
1353 num = TermWin.nrow - row; 1294 num = nrow - row;
1354 break; 1295 break;
1355 case 1: /* erase to beginning of screen */ 1296 case 1: /* erase to beginning of screen */
1356 selection_check (3); 1297 selection_check (3);
1357 scr_erase_line (1); 1298 scr_erase_line (1);
1358 row = 0; 1299 row = 0;
1359 num = screen.cur.row; 1300 num = screen.cur.row;
1360 break; 1301 break;
1361 case 2: /* erase whole screen */ 1302 case 2: /* erase whole screen */
1362 selection_check (3); 1303 selection_check (3);
1363 row = 0; 1304 row = 0;
1364 num = TermWin.nrow; 1305 num = nrow;
1365 break; 1306 break;
1366 default: 1307 default:
1367 return; 1308 return;
1368 } 1309 }
1369 1310
… …
1371 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1312 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1372 || (selection.end.row >= row 1313 || (selection.end.row >= row
1373 && selection.end.row <= row + num))) 1314 && selection.end.row <= row + num)))
1374 CLEAR_SELECTION (); 1315 CLEAR_SELECTION ();
1375 1316
1376 if (row >= TermWin.nrow) /* Out Of Bounds */ 1317 if (row >= nrow) /* Out Of Bounds */
1377 return; 1318 return;
1378 1319
1379 MIN_IT (num, (TermWin.nrow - row)); 1320 min_it (num, nrow - row);
1380 1321
1381 if (rstyle & (RS_RVid | RS_Uline)) 1322 if (rstyle & (RS_RVid | RS_Uline))
1382 ren = (rend_t) ~RS_None; 1323 ren = (rend_t) ~RS_None;
1383 else if (GET_BASEBG (rstyle) == Color_bg) 1324 else if (GET_BASEBG (rstyle) == Color_bg)
1384 { 1325 {
… …
1386 CLEAR_ROWS (row, num); 1327 CLEAR_ROWS (row, num);
1387 } 1328 }
1388 else 1329 else
1389 { 1330 {
1390 ren = rstyle & (RS_fgMask | RS_bgMask); 1331 ren = rstyle & (RS_fgMask | RS_bgMask);
1391 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1332 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1392 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1393 ERASE_ROWS (row, num); 1334 ERASE_ROWS (row, num);
1394 gcvalue.foreground = pix_colors[Color_fg]; 1335 gcvalue.foreground = pix_colors[Color_fg];
1395 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1336 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1396 } 1337 }
1397 1338
1398 for (; num--; row++) 1339 for (; num--; row++)
1399 { 1340 {
1400 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1341 scr_blank_screen_mem (ROW(row), rstyle);
1401 screen.tlen[row + row_offset] = 0; 1342 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1402 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1403 } 1343 }
1404} 1344}
1405 1345
1406#if ENABLE_FRILLS 1346#if ENABLE_FRILLS
1407void 1347void
1408rxvt_term::scr_erase_savelines () 1348rxvt_term::scr_erase_savelines ()
1409{ 1349{
1410 want_refresh = 1; 1350 want_refresh = 1;
1411 ZERO_SCROLLBACK (); 1351 ZERO_SCROLLBACK ();
1412 1352
1413 TermWin.nscrolled = 0; 1353 top_row = 0;
1414} 1354}
1415#endif 1355#endif
1416 1356
1417/* ------------------------------------------------------------------------- */ 1357/* ------------------------------------------------------------------------- */
1418/* 1358/*
… …
1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1360 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1421 */ 1361 */
1422void 1362void
1423rxvt_term::scr_E () 1363rxvt_term::scr_E ()
1424{ 1364{
1425 int i, j, k;
1426 rend_t *r1, fs; 1365 rend_t fs;
1427 1366
1428 want_refresh = 1; 1367 want_refresh = 1;
1429 ZERO_SCROLLBACK (); 1368 ZERO_SCROLLBACK ();
1430 1369
1431 num_scr_allow = 0; 1370 num_scr_allow = 0;
1432 selection_check (3); 1371 selection_check (3);
1433 1372
1434 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1373 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1435 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1374 for (int row = nrow; row--; )
1436 { 1375 {
1437 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1376 line_t &line = ROW(row);
1377
1438 fill_text (screen.text[k], 'E', TermWin.ncol); 1378 fill_text (line.t, 'E', ncol);
1439 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1379 rend_t *r1 = line.r;
1380
1381 for (int j = ncol; j--; )
1440 *r1++ = fs; 1382 *r1++ = fs;
1383
1384 line.is_longer (0);
1385 line.touch (ncol);
1441 } 1386 }
1442} 1387}
1443 1388
1444/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1445/* 1390/*
… …
1466 count = end; 1411 count = end;
1467 } 1412 }
1468 1413
1469 scr_do_wrap (); 1414 scr_do_wrap ();
1470 1415
1471 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1416 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1472} 1417}
1473 1418
1474/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1475/* 1420/*
1476 * Insert/Delete <count> characters from the current position 1421 * Insert/Delete <count> characters from the current position
… …
1478void 1423void
1479rxvt_term::scr_insdel_chars (int count, int insdel) 1424rxvt_term::scr_insdel_chars (int count, int insdel)
1480{ 1425{
1481 int col, row; 1426 int col, row;
1482 rend_t tr; 1427 rend_t tr;
1483 text_t *stp;
1484 rend_t *srp;
1485 int16_t *slp;
1486 1428
1487 want_refresh = 1; 1429 want_refresh = 1;
1488 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1489 1431
1490 if (count <= 0) 1432 if (count <= 0)
1491 return; 1433 return;
1492 1434
1493 scr_do_wrap (); 1435 scr_do_wrap ();
1494 1436
1495 selection_check (1); 1437 selection_check (1);
1496 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1438 min_it (count, ncol - screen.cur.col);
1497 1439
1498 row = screen.cur.row + TermWin.saveLines;
1499
1500 stp = screen.text[row];
1501 srp = screen.rend[row]; 1440 row = screen.cur.row;
1502 slp = &screen.tlen[row]; 1441
1442 line_t *line = &ROW(row);
1443
1444 line->touch ();
1445 line->is_longer (0);
1503 1446
1504 switch (insdel) 1447 switch (insdel)
1505 { 1448 {
1506 case INSERT: 1449 case INSERT:
1507 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1450 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1508 { 1451 {
1509 stp[col] = stp[col - count]; 1452 line->t[col] = line->t[col - count];
1510 srp[col] = srp[col - count]; 1453 line->r[col] = line->r[col - count];
1511 } 1454 }
1512 1455
1513 if (*slp != -1) 1456 line->l = min (line->l + count, ncol);
1514 {
1515 *slp += count;
1516 MIN_IT (*slp, TermWin.ncol);
1517 }
1518 1457
1519 if (selection.op && current_screen == selection.screen 1458 if (selection.op && current_screen == selection.screen
1520 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1459 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1521 { 1460 {
1522 if (selection.end.row != screen.cur.row 1461 if (selection.end.row != screen.cur.row
1523 || (selection.end.col + count >= TermWin.ncol)) 1462 || (selection.end.col + count >= ncol))
1524 CLEAR_SELECTION (); 1463 CLEAR_SELECTION ();
1525 else 1464 else
1526 { /* shift selection */ 1465 { /* shift selection */
1527 selection.beg.col += count; 1466 selection.beg.col += count;
1528 selection.mark.col += count; /* XXX: yes? */ 1467 selection.mark.col += count; /* XXX: yes? */
1529 selection.end.col += count; 1468 selection.end.col += count;
1530 } 1469 }
1531 } 1470 }
1532 1471
1533 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1472 scr_blank_line (*line, screen.cur.col, count, rstyle);
1534 (unsigned int)count, rstyle);
1535 break; 1473 break;
1536 1474
1537 case ERASE: 1475 case ERASE:
1538 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1476 screen.cur.col += count; /* don't worry if > ncol */
1539 selection_check (1); 1477 selection_check (1);
1540 screen.cur.col -= count; 1478 screen.cur.col -= count;
1541 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1479
1542 (unsigned int)count, rstyle); 1480 line->l = max (line->l - count, 0);
1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1543 break; 1482 break;
1544 1483
1545 case DELETE: 1484 case DELETE:
1546 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1485 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1547 1486
1548 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1487 for (col = screen.cur.col; (col + count) < ncol; col++)
1549 { 1488 {
1550 stp[col] = stp[col + count]; 1489 line->t[col] = line->t[col + count];
1551 srp[col] = srp[col + count]; 1490 line->r[col] = line->r[col + count];
1552 } 1491 }
1553 1492
1554 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1493 line->l = max (line->l - count, 0);
1555 (unsigned int)count, tr); 1494 scr_blank_line (*line, ncol - count, count, tr);
1556
1557 if (*slp == -1) /* break line continuation */
1558 *slp = TermWin.ncol;
1559
1560 *slp -= count;
1561 MAX_IT (*slp, 0);
1562 1495
1563 if (selection.op && current_screen == selection.screen 1496 if (selection.op && current_screen == selection.screen
1564 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1565 { 1498 {
1566 if (selection.end.row != screen.cur.row 1499 if (selection.end.row != screen.cur.row
1567 || (screen.cur.col >= selection.beg.col - count) 1500 || (screen.cur.col >= selection.beg.col - count)
1568 || selection.end.col >= TermWin.ncol) 1501 || selection.end.col >= ncol)
1569 CLEAR_SELECTION (); 1502 CLEAR_SELECTION ();
1570 else 1503 else
1571 { 1504 {
1572 /* shift selection */ 1505 /* shift selection */
1573 selection.beg.col -= count; 1506 selection.beg.col -= count;
… …
1586 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1519 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1587 */ 1520 */
1588void 1521void
1589rxvt_term::scr_scroll_region (int top, int bot) 1522rxvt_term::scr_scroll_region (int top, int bot)
1590{ 1523{
1591 MAX_IT (top, 0); 1524 max_it (top, 0);
1592 MIN_IT (bot, (int)TermWin.nrow - 1); 1525 min_it (bot, nrow - 1);
1593 1526
1594 if (top > bot) 1527 if (top > bot)
1595 return; 1528 return;
1596 1529
1597 screen.tscroll = top; 1530 screen.tscroll = top;
… …
1676 */ 1609 */
1677void 1610void
1678rxvt_term::scr_set_tab (int mode) 1611rxvt_term::scr_set_tab (int mode)
1679{ 1612{
1680 if (mode < 0) 1613 if (mode < 0)
1681 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1614 memset (tabs, 0, ncol * sizeof (char));
1682 else if (screen.cur.col < TermWin.ncol) 1615 else if (screen.cur.col < ncol)
1683 tabs[screen.cur.col] = (mode ? 1 : 0); 1616 tabs [screen.cur.col] = !!mode;
1684} 1617}
1685 1618
1686/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1687/* 1620/*
1688 * Set reverse/normal video 1621 * Set reverse/normal video
… …
1695 XGCValues gcvalue; 1628 XGCValues gcvalue;
1696 1629
1697 if (rvideo != mode) 1630 if (rvideo != mode)
1698 { 1631 {
1699 rvideo = mode; 1632 rvideo = mode;
1700 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color); 1633 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1701#if XPM_BACKGROUND 1634#if XPM_BACKGROUND
1702 if (bgPixmap.pixmap == None) 1635 if (bgPixmap.pixmap == None)
1703#endif 1636#endif
1704#if TRANSPARENT 1637#if TRANSPARENT
1705 if (! (options & Opt_transparent) || am_transparent == 0) 1638 if (! OPTION (Opt_transparent) || am_transparent == 0)
1706#endif 1639#endif
1707 XSetWindowBackground (display->display, TermWin.vt, 1640 XSetWindowBackground (display->display, vt,
1708 pix_colors[Color_bg]); 1641 pix_colors[Color_bg]);
1709 1642
1710 gcvalue.foreground = pix_colors[Color_fg]; 1643 gcvalue.foreground = pix_colors[Color_fg];
1711 gcvalue.background = pix_colors[Color_bg]; 1644 gcvalue.background = pix_colors[Color_bg];
1712 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1645 XChangeGC (display->display, gc, GCBackground | GCForeground,
1713 &gcvalue); 1646 &gcvalue);
1714 scr_clear (); 1647 scr_clear ();
1715 scr_touch (true); 1648 scr_touch (true);
1716 } 1649 }
1717} 1650}
… …
1735 * Set font style 1668 * Set font style
1736 */ 1669 */
1737void 1670void
1738rxvt_term::set_font_style () 1671rxvt_term::set_font_style ()
1739{ 1672{
1673#if 0
1740 switch (charsets[screen.charset]) 1674 switch (charsets [screen.charset])
1741 { 1675 {
1742 case '0': /* DEC Special Character & Line Drawing Set */ 1676 case '0': /* DEC Special Character & Line Drawing Set */
1743 break; 1677 break;
1744 case 'A': /* United Kingdom (UK) */ 1678 case 'A': /* United Kingdom (UK) */
1745 break; 1679 break;
… …
1752 case 'C': /* Finnish character set */ 1686 case 'C': /* Finnish character set */
1753 break; 1687 break;
1754 case 'K': /* German character set */ 1688 case 'K': /* German character set */
1755 break; 1689 break;
1756 } 1690 }
1691#endif
1757} 1692}
1758 1693
1759/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1760/* 1695/*
1761 * Choose a font 1696 * Choose a font
… …
1798bool 1733bool
1799rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1734rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1800{ 1735{
1801 bool found = false; 1736 bool found = false;
1802 1737
1803 for (int i = 0; i < TermWin.nrow; i++) 1738 for (int i = 0; i < nrow; i++)
1804 { 1739 {
1805 int col = 0; 1740 int col = 0;
1806 rend_t *drp = drawn_rend [i]; 1741 rend_t *drp = drawn_buf[i].r;
1807 1742
1808 for (; col < TermWin.ncol; col++, drp++) 1743 for (; col < ncol; col++, drp++)
1809 if ((*drp & mask) == value) 1744 if ((*drp & mask) == value)
1810 { 1745 {
1811 found = true; 1746 found = true;
1812 *drp = ~value; 1747 *drp = ~value;
1813 } 1748 }
… …
1824 PART_END, 1759 PART_END,
1825 RC_COUNT 1760 RC_COUNT
1826}; 1761};
1827 1762
1828void 1763void
1829rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1764rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1830{ 1765{
1831 int i; 1766 int i;
1832 row_col_t rc[RC_COUNT]; 1767 row_col_t rc[RC_COUNT];
1833 1768
1834 if (drawn_text == NULL) /* sanity check */ 1769 if (!drawn_buf) /* sanity check */
1835 return; 1770 return;
1836 1771
1837#ifndef NO_SLOW_LINK_SUPPORT 1772#ifndef NO_SLOW_LINK_SUPPORT
1838 if (refresh_type == FAST_REFRESH && !display->is_local) 1773 if (refresh_type == FAST_REFRESH && !display->is_local)
1839 { 1774 {
1840 y = 0; 1775 y = 0;
1841 height = TermWin.height; 1776 eheight = height;
1842 } 1777 }
1843#endif
1844
1845#ifdef DEBUG_STRICT
1846 x = max (x, 0);
1847 x = min (x, (int)TermWin.width);
1848 y = max (y, 0);
1849 y = min (y, (int)TermWin.height);
1850#endif 1778#endif
1851 1779
1852 /* round down */ 1780 /* round down */
1853 rc[PART_BEG].col = Pixel2Col (x); 1781 rc[PART_BEG].col = Pixel2Col (x);
1854 rc[PART_BEG].row = Pixel2Row (y); 1782 rc[PART_BEG].row = Pixel2Row (y);
1855 /* round up */ 1783 /* round up */
1856 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1784 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1857 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1785 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1858 1786
1859 /* sanity checks */ 1787 /* sanity checks */
1860 for (i = PART_BEG; i < RC_COUNT; i++) 1788 for (i = PART_BEG; i < RC_COUNT; i++)
1861 { 1789 {
1862 MIN_IT (rc[i].col, TermWin.ncol - 1); 1790 min_it (rc[i].col, ncol - 1);
1863 MIN_IT (rc[i].row, TermWin.nrow - 1); 1791 min_it (rc[i].row, nrow - 1);
1864 } 1792 }
1865 1793
1866 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1794 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1867 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1795 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1796
1797 num_scr_allow = 0;
1868 1798
1869 if (refresh) 1799 if (refresh)
1870 scr_refresh (SLOW_REFRESH); 1800 scr_refresh ();
1871} 1801}
1872 1802
1873/* ------------------------------------------------------------------------- */ 1803/* ------------------------------------------------------------------------- */
1874/* 1804/*
1875 * Refresh the entire screen 1805 * Refresh the entire screen
1876 */ 1806 */
1877void 1807void
1878rxvt_term::scr_touch (bool refresh) 1808rxvt_term::scr_touch (bool refresh)
1879{ 1809{
1880 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1810 scr_expose (0, 0, width, height, refresh);
1881} 1811}
1882 1812
1883/* ------------------------------------------------------------------------- */ 1813/* ------------------------------------------------------------------------- */
1884/* 1814/*
1885 * Move the display so that the line represented by scrollbar value Y is at 1815 * Move the display so that the line represented by scrollbar value Y is at
1886 * the top of the screen 1816 * the top of the screen
1887 */ 1817 */
1888int 1818void
1889rxvt_term::scr_move_to (int y, int len) 1819rxvt_term::scr_move_to (int y, int len)
1890{ 1820{
1891 long p = 0; 1821 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1892 unsigned int oldviewstart;
1893
1894 oldviewstart = TermWin.view_start;
1895
1896 if (y < len)
1897 {
1898 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1899 p -= (long) (TermWin.nrow - 1);
1900 p = max (p, 0);
1901 }
1902
1903 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1904
1905 return scr_changeview (oldviewstart);
1906} 1822}
1907 1823
1908/* ------------------------------------------------------------------------- */ 1824/* ------------------------------------------------------------------------- */
1909/* 1825/*
1910 * Page the screen up/down nlines 1826 * Page the screen up/down nlines
1911 * direction should be UP or DN 1827 * direction should be UP or DN
1912 */ 1828 */
1913int 1829bool
1914rxvt_term::scr_page (enum page_dirn direction, int nlines) 1830rxvt_term::scr_page (enum page_dirn direction, int nlines)
1915{ 1831{
1916 int n; 1832 int new_view_start =
1917 unsigned int oldviewstart; 1833 direction == UP ? view_start - nlines
1834 : view_start + nlines;
1918 1835
1919 oldviewstart = TermWin.view_start;
1920
1921 if (direction == UP)
1922 {
1923 n = TermWin.view_start + nlines;
1924 TermWin.view_start = min (n, TermWin.nscrolled);
1925 }
1926 else
1927 {
1928 n = TermWin.view_start - nlines;
1929 TermWin.view_start = max (n, 0);
1930 }
1931
1932 return scr_changeview (oldviewstart); 1836 return scr_changeview (new_view_start);
1933} 1837}
1934 1838
1935int 1839bool
1936rxvt_term::scr_changeview (unsigned int oldviewstart) 1840rxvt_term::scr_changeview (int new_view_start)
1937{ 1841{
1842 clamp_it (new_view_start, top_row, 0);
1843
1938 if (TermWin.view_start != oldviewstart) 1844 if (new_view_start == view_start)
1939 { 1845 return false;
1846
1847 num_scr += new_view_start - view_start;
1848 view_start = new_view_start;
1940 want_refresh = 1; 1849 want_refresh = 1;
1941 num_scr -= (TermWin.view_start - oldviewstart);
1942 }
1943 1850
1944 return (int) (TermWin.view_start - oldviewstart); 1851 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1852
1853 return true;
1945} 1854}
1946 1855
1947/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1948void 1857void
1949rxvt_term::scr_bell () 1858rxvt_term::scr_bell ()
1950{ 1859{
1951#ifndef NO_BELL 1860#ifndef NO_BELL
1952 1861
1953# ifndef NO_MAPALERT 1862# ifndef NO_MAPALERT
1954# ifdef MAPALERT_OPTION 1863# ifdef MAPALERT_OPTION
1955 if (options & Opt_mapAlert) 1864 if (OPTION (Opt_mapAlert))
1956# endif 1865# endif
1957 XMapWindow (display->display, TermWin.parent[0]); 1866 XMapWindow (display->display, parent[0]);
1958# endif 1867# endif
1959 1868
1960 if (options & Opt_visualBell) 1869 if (OPTION (Opt_visualBell))
1961 { 1870 {
1962 scr_rvideo_mode (!rvideo); /* refresh also done */ 1871 scr_rvideo_mode (!rvideo); /* refresh also done */
1872 display->flush ();
1963 rxvt_usleep (VISUAL_BELL_DURATION); 1873 rxvt_usleep (VISUAL_BELL_DURATION);
1964 scr_rvideo_mode (!rvideo); /* refresh also done */ 1874 scr_rvideo_mode (!rvideo); /* refresh also done */
1965 } 1875 }
1966 else 1876 else
1967 XBell (display->display, 0); 1877 XBell (display->display, 0);
… …
1973/* ARGSUSED */ 1883/* ARGSUSED */
1974void 1884void
1975rxvt_term::scr_printscreen (int fullhist) 1885rxvt_term::scr_printscreen (int fullhist)
1976{ 1886{
1977#ifdef PRINTPIPE 1887#ifdef PRINTPIPE
1978 int i, r1, nrows, row_offset; 1888 int nrows, row_start;
1979 FILE *fd; 1889 FILE *fd;
1980 1890
1981 if ((fd = popen_printer ()) == NULL) 1891 if ((fd = popen_printer ()) == NULL)
1982 return; 1892 return;
1983 1893
1984 nrows = TermWin.nrow;
1985 row_offset = TermWin.saveLines;
1986
1987 if (!fullhist) 1894 if (fullhist)
1988 row_offset -= TermWin.view_start; 1895 {
1896 nrows = nrow - top_row;
1897 row_start = top_row;
1898 }
1989 else 1899 else
1990 { 1900 {
1991 nrows += TermWin.nscrolled; 1901 nrows = nrow;
1992 row_offset -= TermWin.nscrolled; 1902 row_start = view_start;
1993 } 1903 }
1994 1904
1995 wctomb (0, 0); 1905 wctomb (0, 0);
1996 1906
1997 for (r1 = 0; r1 < nrows; r1++) 1907 for (int r1 = 0; r1 < nrows; r1++)
1998 { 1908 {
1999 text_t *tp = screen.text[r1 + row_offset]; 1909 text_t *tp = ROW(r1).t;
2000 int len = screen.tlen[r1 + row_offset]; 1910 int len = ROW(r1).l;
2001 1911
2002 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1912 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2003 { 1913 {
2004 char mb[MB_LEN_MAX]; 1914 char mb[MB_LEN_MAX];
2005 text_t t = *tp++; 1915 text_t t = *tp++;
2006 if (t == NOCHAR) 1916 if (t == NOCHAR)
2007 continue; 1917 continue;
… …
2029 * Refresh the screen 1939 * Refresh the screen
2030 * drawn_text/drawn_rend contain the screen information before the update. 1940 * drawn_text/drawn_rend contain the screen information before the update.
2031 * screen.text/screen.rend contain what the screen will change to. 1941 * screen.text/screen.rend contain what the screen will change to.
2032 */ 1942 */
2033void 1943void
2034rxvt_term::scr_refresh (unsigned char refresh_type) 1944rxvt_term::scr_refresh ()
2035{ 1945{
2036 unsigned char must_clear, /* use draw_string not draw_image_string */ 1946 unsigned char must_clear, /* use draw_string not draw_image_string */
2037 showcursor; /* show the cursor */ 1947 showcursor; /* show the cursor */
2038 int16_t col, row, /* column/row we're processing */ 1948 int16_t col, row, /* column/row we're processing */
2039 ocrow; /* old cursor row */ 1949 ocrow; /* old cursor row */
2040 int i, /* tmp */ 1950 int i; /* tmp */
2041 row_offset; /* basic offset in screen structure */
2042#ifndef NO_CURSORCOLOR 1951#ifndef NO_CURSORCOLOR
2043 rend_t cc1; /* store colours at cursor position (s) */ 1952 rend_t cc1; /* store colours at cursor position (s) */
2044#endif 1953#endif
2045 rend_t *crp; // cursor rendition pointer 1954 rend_t *crp; // cursor rendition pointer
2046 1955
2047 want_refresh = 0; /* screen is current */ 1956 want_refresh = 0; /* screen is current */
2048 1957
2049 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1958 if (refresh_type == NO_REFRESH || !mapped)
2050 return; 1959 return;
2051 1960
2052 /* 1961 /*
2053 * A: set up vars 1962 * A: set up vars
2054 */ 1963 */
2055 must_clear = 0; 1964 must_clear = 0;
2056 refresh_count = 0; 1965 refresh_count = 0;
2057 1966
2058 row_offset = TermWin.saveLines - TermWin.view_start;
2059
2060#if XPM_BACKGROUND 1967#if XPM_BACKGROUND
2061 must_clear |= bgPixmap.pixmap != None; 1968 must_clear |= bgPixmap.pixmap != None;
2062#endif 1969#endif
2063#if TRANSPARENT 1970#if TRANSPARENT
2064 must_clear |= (options & Opt_transparent) && am_transparent; 1971 must_clear |= OPTION (Opt_transparent) && am_transparent;
2065#endif 1972#endif
2066 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1973 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2067 1974
2068 /* 1975 /*
2069 * B: reverse any characters which are selected 1976 * B: reverse any characters which are selected
… …
2086 1993
2087 if (showcursor) 1994 if (showcursor)
2088 { 1995 {
2089 int col = screen.cur.col; 1996 int col = screen.cur.col;
2090 1997
2091 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 1998 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2092 col--; 1999 col--;
2093 2000
2094 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2001 crp = &ROW(screen.cur.row).r[col];
2095 2002
2096 if (showcursor && TermWin.focus) 2003 if (showcursor && focus)
2097 { 2004 {
2098 if (options & Opt_cursorUnderline) 2005 if (OPTION (Opt_cursorUnderline))
2099 *crp ^= RS_Uline; 2006 *crp ^= RS_Uline;
2100 else 2007 else
2101 { 2008 {
2102 *crp ^= RS_RVid; 2009 *crp ^= RS_RVid;
2103 2010
… …
2105 cc1 = *crp & (RS_fgMask | RS_bgMask); 2012 cc1 = *crp & (RS_fgMask | RS_bgMask);
2106 if (ISSET_PIXCOLOR (Color_cursor)) 2013 if (ISSET_PIXCOLOR (Color_cursor))
2107 ccol1 = Color_cursor; 2014 ccol1 = Color_cursor;
2108 else 2015 else
2109#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2016#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2110 ccol1 = GET_FGCOLOR (rstyle); 2017 ccol1 = fgcolor_of (rstyle);
2111#else 2018#else
2112 ccol1 = Color_fg; 2019 ccol1 = Color_fg;
2113#endif 2020#endif
2114 if (ISSET_PIXCOLOR (Color_cursor2)) 2021 if (ISSET_PIXCOLOR (Color_cursor2))
2115 ccol2 = Color_cursor2; 2022 ccol2 = Color_cursor2;
2116 else 2023 else
2117#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2024#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2118 ccol2 = GET_BGCOLOR (rstyle); 2025 ccol2 = bgcolor_of (rstyle);
2119#else 2026#else
2120 ccol2 = Color_bg; 2027 ccol2 = Color_bg;
2121#endif 2028#endif
2122 *crp = SET_FGCOLOR (*crp, ccol1); 2029 *crp = SET_FGCOLOR (*crp, ccol1);
2123 *crp = SET_BGCOLOR (*crp, ccol2); 2030 *crp = SET_BGCOLOR (*crp, ccol2);
… …
2128 2035
2129 /* make sure no outline cursor is left around */ 2036 /* make sure no outline cursor is left around */
2130 setoldcursor = 0; 2037 setoldcursor = 0;
2131 if (ocrow != -1) 2038 if (ocrow != -1)
2132 { 2039 {
2133 if (screen.cur.row + TermWin.view_start != ocrow 2040 if (screen.cur.row - view_start != ocrow
2134 || screen.cur.col != oldcursor.col) 2041 || screen.cur.col != oldcursor.col)
2135 { 2042 {
2136 if (ocrow < TermWin.nrow 2043 if (ocrow < nrow
2137 && oldcursor.col < TermWin.ncol) 2044 && oldcursor.col < ncol)
2138 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2045 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2139 2046
2140 if (TermWin.focus || !showcursor) 2047 if (focus || !showcursor)
2141 oldcursor.row = -1; 2048 oldcursor.row = -1;
2142 else 2049 else
2143 setoldcursor = 1; 2050 setoldcursor = 1;
2144 } 2051 }
2145 } 2052 }
2146 else if (!TermWin.focus) 2053 else if (!focus)
2147 setoldcursor = 1; 2054 setoldcursor = 1;
2148 2055
2149 if (setoldcursor) 2056 if (setoldcursor)
2150 { 2057 {
2151 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2058 if (screen.cur.row - view_start >= nrow)
2152 oldcursor.row = -1; 2059 oldcursor.row = -1;
2153 else 2060 else
2154 { 2061 {
2155 oldcursor.row = screen.cur.row + TermWin.view_start; 2062 oldcursor.row = screen.cur.row - view_start;
2156 oldcursor.col = screen.cur.col; 2063 oldcursor.col = screen.cur.col;
2157 } 2064 }
2158 } 2065 }
2159 } 2066 }
2160 2067
2068 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2161#if ENABLE_OVERLAY 2069#if ENABLE_OVERLAY
2162 scr_swap_overlay (); 2070 scr_swap_overlay ();
2163#endif 2071#endif
2164 2072
2165#ifndef NO_SLOW_LINK_SUPPORT 2073#ifndef NO_SLOW_LINK_SUPPORT
2166 /* 2074 /*
2167 * D: CopyArea pass - very useful for slower links 2075 * D: CopyArea pass - very useful for slower links
2168 * This has been deliberately kept simple. 2076 * This has been deliberately kept simple.
2169 */ 2077 */
2170 i = num_scr;
2171 if (!display->is_local 2078 if (!display->is_local
2172 && refresh_type == FAST_REFRESH && num_scr_allow && i 2079 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2173 && abs (i) < TermWin.nrow && !must_clear) 2080 && abs (num_scr) < nrow && !must_clear)
2174 { 2081 {
2175 int16_t nits; 2082 int16_t nits;
2176 int j; 2083 int j;
2177 int len, wlen; 2084 int len, wlen;
2085 dLocal (int, num_scr);
2178 2086
2179 j = TermWin.nrow; 2087 j = nrow;
2180 wlen = len = -1; 2088 wlen = len = -1;
2181 row = i > 0 ? 0 : j - 1; 2089 row = i > 0 ? 0 : j - 1;
2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2090 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2183 { 2091 {
2184 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2092 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2185 { 2093 {
2186 text_t *stp = screen.text[row + row_offset]; 2094 line_t s = ROW(view_start + row);
2187 rend_t *srp = screen.rend[row + row_offset];
2188 text_t *dtp = drawn_text[row]; 2095 line_t d = drawn_buf[row];
2189 text_t *dtp2 = drawn_text[row + i]; 2096 line_t d2 = drawn_buf[row + i];
2190 rend_t *drp = drawn_rend[row];
2191 rend_t *drp2 = drawn_rend[row + i];
2192 2097
2193 for (nits = 0, col = TermWin.ncol; col--; ) 2098 for (nits = 0, col = ncol; col--; )
2194 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2099 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2195 nits--; 2100 nits--;
2196 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2101 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2197 nits++; 2102 nits++;
2198 2103
2199 if (nits > 8) /* XXX: arbitrary choice */ 2104 if (nits > 8) /* XXX: arbitrary choice */
2200 { 2105 {
2201 for (col = TermWin.ncol; col--; ) 2106 for (col = ncol; col--; )
2202 { 2107 {
2203 *dtp++ = *dtp2++; 2108 *d.t++ = *d2.t++;
2204 *drp++ = *drp2++; 2109 *d.r++ = *d2.r++;
2205 } 2110 }
2206 2111
2207 if (len == -1) 2112 if (len == -1)
2208 len = row; 2113 len = row;
2209 2114
… …
2214 2119
2215 if (len != -1) 2120 if (len != -1)
2216 { 2121 {
2217 /* also comes here at end if needed because of >= above */ 2122 /* also comes here at end if needed because of >= above */
2218 if (wlen < len) 2123 if (wlen < len)
2219 SWAP_IT (wlen, len, int); 2124 ::swap (wlen, len);
2220 2125
2221 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2126 XCopyArea (display->display, vt, vt,
2222 TermWin.gc, 0, Row2Pixel (len + i), 2127 gc, 0, Row2Pixel (len + i),
2223 (unsigned int)TermWin_TotalWidth (), 2128 (unsigned int)this->width,
2224 (unsigned int)Height2Pixel (wlen - len + 1), 2129 (unsigned int)Height2Pixel (wlen - len + 1),
2225 0, Row2Pixel (len)); 2130 0, Row2Pixel (len));
2226 len = -1; 2131 len = -1;
2227 } 2132 }
2228 } 2133 }
… …
2230#endif 2135#endif
2231 2136
2232 /* 2137 /*
2233 * E: main pass across every character 2138 * E: main pass across every character
2234 */ 2139 */
2235 for (row = 0; row < TermWin.nrow; row++) 2140 for (row = 0; row < nrow; row++)
2236 { 2141 {
2237 text_t *stp = screen.text[row + row_offset]; 2142 text_t *stp = ROW(view_start + row).t;
2238 rend_t *srp = screen.rend[row + row_offset]; 2143 rend_t *srp = ROW(view_start + row).r;
2239 text_t *dtp = drawn_text[row]; 2144 text_t *dtp = drawn_buf[row].t;
2240 rend_t *drp = drawn_rend[row]; 2145 rend_t *drp = drawn_buf[row].r;
2241 2146
2242 /* 2147 /*
2243 * E2: OK, now the real pass 2148 * E2: OK, now the real pass
2244 */ 2149 */
2245 int ypixel = (int)Row2Pixel (row); 2150 int ypixel = (int)Row2Pixel (row);
2246 2151
2247 for (col = 0; col < TermWin.ncol; col++) 2152 for (col = 0; col < ncol; col++)
2248 { 2153 {
2249 /* compare new text with old - if exactly the same then continue */ 2154 /* compare new text with old - if exactly the same then continue */
2250 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2155 if (stp[col] == dtp[col] /* Must match characters to skip. */
2251 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2156 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2252 || (stp[col] == ' ' /* space w/ no background change */ 2157 || (stp[col] == ' ' /* space w/ no background change */
… …
2266 dtp[col] = stp[col]; 2171 dtp[col] = stp[col];
2267 drp[col] = rend; 2172 drp[col] = rend;
2268 2173
2269 int xpixel = Col2Pixel (col); 2174 int xpixel = Col2Pixel (col);
2270 2175
2271 for (i = 0; ++col < TermWin.ncol; ) 2176 for (i = 0; ++col < ncol; )
2272 { 2177 {
2273 if (stp[col] == NOCHAR) 2178 if (stp[col] == NOCHAR)
2274 { 2179 {
2275 dtp[col] = stp[col]; 2180 dtp[col] = stp[col];
2276 drp[col] = rend; 2181 drp[col] = rend;
… …
2307 count++, i--; 2212 count++, i--;
2308 2213
2309 /* 2214 /*
2310 * Determine the attributes for the string 2215 * Determine the attributes for the string
2311 */ 2216 */
2312 int fore = GET_FGCOLOR (rend); // desired foreground 2217 int fore = fgcolor_of (rend); // desired foreground
2313 int back = GET_BGCOLOR (rend); // desired background 2218 int back = bgcolor_of (rend); // desired background
2314 2219
2315 // only do special processing if any attributes are set, which is rare 2220 // only do special processing if any attributes are set, which is unlikely
2316 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2221 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2317 { 2222 {
2318#if ENABLE_STYLES 2223#if ENABLE_STYLES
2319 // force redraw after "careful" characters to avoid pixel droppings 2224 // force redraw after "careful" characters to avoid pixel droppings
2320 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0) 2225 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2321 drp[col + 1] = ~srp[col + 1]; 2226 drp[col + 1] = ~srp[col + 1];
2322 2227
2323 // include previous careful character(s) if possible, looks nicer (best effort...) 2228 // include previous careful character(s) if possible, looks nicer (best effort...)
2324 while (text > stp 2229 while (text > stp
2325 && srp[text - stp - 1] & RS_Careful 2230 && srp[text - stp - 1] & RS_Careful
2326 && RS_SAME (rend, srp[text - stp - 1])) 2231 && RS_SAME (rend, srp[text - stp - 1]))
2327 text--, count++, xpixel -= TermWin.fwidth; 2232 text--, count++, xpixel -= fwidth;
2328#endif 2233#endif
2329 2234
2330 bool invert = rend & RS_RVid; 2235 bool invert = rend & RS_RVid;
2331 2236
2332#ifndef NO_BOLD_UNDERLINE_REVERSE 2237#ifndef NO_BOLD_UNDERLINE_REVERSE
… …
2356 fore = Color_UL; 2261 fore = Color_UL;
2357#endif 2262#endif
2358 2263
2359 if (invert) 2264 if (invert)
2360 { 2265 {
2361 SWAP_IT (fore, back, int); 2266 ::swap (fore, back);
2362 2267
2363#ifndef NO_BOLD_UNDERLINE_REVERSE 2268#ifndef NO_BOLD_UNDERLINE_REVERSE
2364 if (ISSET_PIXCOLOR (Color_RV)) 2269 if (ISSET_PIXCOLOR (Color_RV))
2365 back = Color_RV; 2270 back = Color_RV;
2366 2271
… …
2387 } 2292 }
2388 2293
2389 /* 2294 /*
2390 * Actually do the drawing of the string here 2295 * Actually do the drawing of the string here
2391 */ 2296 */
2392 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2297 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2393 2298
2394 if (back == fore) 2299 if (back == fore)
2395 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2300 font->clear_rect (*drawable, xpixel, ypixel,
2396 TermWin.fwidth * count, TermWin.fheight, 2301 fwidth * count, fheight,
2397 back); 2302 back);
2398 else if (back == Color_bg) 2303 else if (back == Color_bg)
2399 { 2304 {
2400 if (must_clear) 2305 if (must_clear)
2401 { 2306 {
2402 CLEAR_CHARS (xpixel, ypixel, count); 2307 CLEAR_CHARS (xpixel, ypixel, count);
2403 2308
2404 for (i = 0; i < count; i++) /* don't draw empty strings */ 2309 for (i = 0; i < count; i++) /* don't draw empty strings */
2405 if (text[i] != ' ') 2310 if (text[i] != ' ')
2406 { 2311 {
2407 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2312 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2408 break; 2313 break;
2409 } 2314 }
2410 } 2315 }
2411 else 2316 else
2412 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2317 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2413 } 2318 }
2414 else 2319 else
2415 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2320 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2416 2321
2417 if (rend & RS_Uline && font->descent > 1 && fore != back) 2322 if (rend & RS_Uline && font->descent > 1 && fore != back)
2418 { 2323 {
2419#if ENABLE_FRILLS 2324#if ENABLE_FRILLS
2420 if (ISSET_PIXCOLOR (Color_underline)) 2325 if (ISSET_PIXCOLOR (Color_underline))
2421 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2326 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2422 else 2327 else
2423#endif 2328#endif
2424 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2329 XSetForeground (display->display, gc, pix_colors[fore]);
2425 2330
2426 XDrawLine (display->display, drawBuffer, TermWin.gc, 2331 XDrawLine (display->display, drawBuffer, gc,
2427 xpixel, ypixel + font->ascent + 1, 2332 xpixel, ypixel + font->ascent + 1,
2428 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2333 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2429 } 2334 }
2430 } /* for (col....) */ 2335 } /* for (col....) */
2431 } /* for (row....) */ 2336 } /* for (row....) */
2432 2337
2433#if ENABLE_OVERLAY 2338#if ENABLE_OVERLAY
2434 scr_swap_overlay (); 2339 scr_swap_overlay ();
2435#endif 2340#endif
2341 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2436 2342
2437 /* 2343 /*
2438 * G: cleanup cursor and display outline cursor if necessary 2344 * G: cleanup cursor and display outline cursor if necessary
2439 */ 2345 */
2440 if (showcursor) 2346 if (showcursor)
2441 { 2347 {
2442 if (TermWin.focus) 2348 if (focus)
2443 { 2349 {
2444 if (options & Opt_cursorUnderline) 2350 if (OPTION (Opt_cursorUnderline))
2445 *crp ^= RS_Uline; 2351 *crp ^= RS_Uline;
2446 else 2352 else
2447 { 2353 {
2448 *crp ^= RS_RVid; 2354 *crp ^= RS_RVid;
2449#ifndef NO_CURSORCOLOR 2355#ifndef NO_CURSORCOLOR
… …
2454 else if (oldcursor.row >= 0) 2360 else if (oldcursor.row >= 0)
2455 { 2361 {
2456 int cursorwidth = 1; 2362 int cursorwidth = 1;
2457 int col = oldcursor.col; 2363 int col = oldcursor.col;
2458 2364
2459 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2365 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2460 col--; 2366 col--;
2461 2367
2462 while (col + cursorwidth < TermWin.ncol 2368 while (col + cursorwidth < ncol
2463 && drawn_text[oldcursor.row][col + cursorwidth] == NOCHAR) 2369 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2464 cursorwidth++; 2370 cursorwidth++;
2465 2371
2466#ifndef NO_CURSORCOLOR 2372#ifndef NO_CURSORCOLOR
2467 if (ISSET_PIXCOLOR (Color_cursor)) 2373 if (ISSET_PIXCOLOR (Color_cursor))
2468 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2374 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2469#endif 2375#endif
2470 2376
2471 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2377 XDrawRectangle (display->display, drawBuffer, gc,
2472 Col2Pixel (col), 2378 Col2Pixel (col),
2473 Row2Pixel (oldcursor.row), 2379 Row2Pixel (oldcursor.row),
2474 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2380 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2475 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2381 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2476 } 2382 }
2477 } 2383 }
2478 2384
2479 /* 2385 /*
2480 * H: cleanup selection 2386 * H: cleanup selection
2481 */ 2387 */
2482 scr_reverse_selection (); 2388 scr_reverse_selection ();
2483 2389
2484 if (refresh_type & SMOOTH_REFRESH)
2485 XFlush (display->display);
2486
2487 num_scr = 0; 2390 num_scr = 0;
2488 num_scr_allow = 1; 2391 num_scr_allow = 1;
2489} 2392}
2490 2393
2491void 2394void
2492rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2395rxvt_term::scr_remap_chars (line_t &l)
2493{ 2396{
2494 if (!rp || !tp) 2397 if (!l.t)
2495 return; 2398 return;
2496 2399
2497 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2400 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2401
2402 for (int i = ncol; i--; )
2498 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2403 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2499} 2404}
2500 2405
2501void 2406void
2502rxvt_term::scr_remap_chars () 2407rxvt_term::scr_remap_chars ()
2503{ 2408{
2504 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2409 for (int i = total_rows; i--; )
2505 scr_remap_chars (screen.text[i], screen.rend[i]); 2410 scr_remap_chars (row_buf [i]);
2506 2411
2507 for (int i = TermWin.nrow; i--; ) 2412 for (int i = nrow; i--; )
2508 { 2413 {
2509 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2414 scr_remap_chars (drawn_buf [i]);
2510 scr_remap_chars (swap.text[i], swap.rend[i]); 2415 scr_remap_chars (swap_buf [i]);
2511 } 2416 }
2512} 2417}
2513 2418
2514void 2419void
2515rxvt_term::scr_recolour () 2420rxvt_term::scr_recolour ()
… …
2521#if XPM_BACKGROUND 2426#if XPM_BACKGROUND
2522 && !bgPixmap.pixmap 2427 && !bgPixmap.pixmap
2523#endif 2428#endif
2524 ) 2429 )
2525 { 2430 {
2526 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2431 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2527 XClearWindow (display->display, TermWin.parent[0]); 2432 XClearWindow (display->display, parent[0]);
2528 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2433 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2529#if HAVE_SCROLLBARS 2434#if HAVE_SCROLLBARS
2530 if (scrollBar.win) 2435 if (scrollBar.win)
2531 { 2436 {
2532 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2437 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2533 scrollBar.setIdle (); 2438 scrollBar.setIdle ();
… …
2543 2448
2544/* ------------------------------------------------------------------------- */ 2449/* ------------------------------------------------------------------------- */
2545void 2450void
2546rxvt_term::scr_clear (bool really) 2451rxvt_term::scr_clear (bool really)
2547{ 2452{
2548 if (!TermWin.mapped) 2453 if (!mapped)
2549 return; 2454 return;
2550 2455
2551 num_scr_allow = 0; 2456 num_scr_allow = 0;
2552 want_refresh = 1; 2457 want_refresh = 1;
2553 2458
2554 if (really) 2459 if (really)
2555 XClearWindow (display->display, TermWin.vt); 2460 XClearWindow (display->display, vt);
2461}
2462
2463void
2464rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2465{
2466 int view_end = view_start + nrow;
2467 int row, col;
2468
2469 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2470 {
2471 text_t *stp = ROW(row).t;
2472 rend_t *srp = ROW(row).r;
2473
2474 for (col = beg_col; col < end_col; col++)
2475 srp[col] ^= rstyle1;
2476
2477 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2478 srp[col] ^= rstyle2;
2479
2480 if (++col < end_col)
2481 srp[col] ^= rstyle2;
2482 }
2483}
2484
2485void
2486rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2487{
2488 int view_end = view_start + nrow;
2489 int row, col;
2490
2491 if (beg_row >= view_start)
2492 {
2493 col = beg_col;
2494 row = beg_row;
2495 }
2496 else
2497 {
2498 col = 0;
2499 row = view_start;
2500 }
2501
2502 for (; row < min (end_row, view_end); row++, col = 0)
2503 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2504 srp[col] ^= rstyle;
2505
2506 if (row == end_row)
2507 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2508 srp[col] ^= rstyle;
2556} 2509}
2557 2510
2558/* ------------------------------------------------------------------------- */ 2511/* ------------------------------------------------------------------------- */
2559void 2512void
2560rxvt_term::scr_reverse_selection () 2513rxvt_term::scr_reverse_selection ()
2561{ 2514{
2515 if (selection.op
2562 if (selection.op && current_screen == selection.screen) 2516 && current_screen == selection.screen
2517 && selection.end.row >= view_start)
2563 { 2518 {
2564 int end_row = TermWin.saveLines - TermWin.view_start;
2565 int i = selection.beg.row + TermWin.saveLines;
2566 int col, row = selection.end.row + TermWin.saveLines;
2567 rend_t *srp;
2568
2569#if ENABLE_FRILLS 2519#if ENABLE_FRILLS
2570 if (selection.rect) 2520 if (selection.rect)
2571 { 2521 scr_xor_rect (selection.beg.row, selection.beg.col,
2572 end_row += TermWin.nrow; 2522 selection.end.row, selection.end.col,
2573 2523 RS_RVid, RS_RVid | RS_Uline);
2574 for (; i <= row && i <= end_row; i++)
2575 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2576 srp[col] ^= RS_RVid;
2577 }
2578 else 2524 else
2579#endif 2525#endif
2580 { 2526 scr_xor_span (selection.beg.row, selection.beg.col,
2581 if (i >= end_row) 2527 selection.end.row, selection.end.col,
2582 col = selection.beg.col; 2528 RS_RVid);
2583 else
2584 {
2585 col = 0;
2586 i = end_row;
2587 }
2588
2589 end_row += TermWin.nrow;
2590
2591 for (; i < row && i < end_row; i++, col = 0)
2592 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2593 srp[col] ^= RS_RVid;
2594
2595 if (i == row && i < end_row)
2596 for (srp = screen.rend[i]; col < selection.end.col; col++)
2597 srp[col] ^= RS_RVid;
2598 }
2599 } 2529 }
2600} 2530}
2601 2531
2602/* ------------------------------------------------------------------------- */ 2532/* ------------------------------------------------------------------------- */
2603/* 2533/*
… …
2610{ 2540{
2611 int row, wrote; 2541 int row, wrote;
2612 unsigned int width, towrite; 2542 unsigned int width, towrite;
2613 char r1[] = "\n"; 2543 char r1[] = "\n";
2614 2544
2615 for (row = TermWin.saveLines - TermWin.nscrolled; 2545 for (row = saveLines - nsaved;
2616 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2546 row < saveLines + nrow - 1; row++)
2617 { 2547 {
2618 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2548 width = row_buf[row].l >= 0 ? row_buf[row].l
2619 : TermWin.ncol; 2549 : ncol;
2620 for (towrite = width; towrite; towrite -= wrote) 2550 for (towrite = width; towrite; towrite -= wrote)
2621 { 2551 {
2622 wrote = write (fd, & (screen.text[row][width - towrite]), 2552 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2623 towrite); 2553 towrite);
2624 if (wrote < 0) 2554 if (wrote < 0)
2625 return; /* XXX: death, no report */ 2555 return; /* XXX: death, no report */
2626 } 2556 }
2627 if (screen.tlen[row] >= 0) 2557 if (row_buf[row].l >= 0)
2628 if (write (fd, r1, 1) <= 0) 2558 if (write (fd, r1, 1) <= 0)
2629 return; /* XXX: death, no report */ 2559 return; /* XXX: death, no report */
2630 } 2560 }
2631} 2561}
2632#endif 2562#endif
2633 2563
2634/* ------------------------------------------------------------------------- * 2564/* ------------------------------------------------------------------------- *
2635 * CHARACTER SELECTION * 2565 * CHARACTER SELECTION *
2636 * ------------------------------------------------------------------------- */ 2566 * ------------------------------------------------------------------------- */
2637
2638/*
2639 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2640 */
2641void 2567void
2642rxvt_term::selection_check (int check_more) 2568rxvt_term::selection_check (int check_more)
2643{ 2569{
2644 row_col_t pos; 2570 row_col_t pos;
2645 2571
2646 if (!selection.op) 2572 if (!selection.op)
2647 return; 2573 return;
2648 2574
2649 pos.row = pos.col = 0; 2575 pos.row = pos.col = 0;
2650 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2576 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2651 || (selection.beg.row >= TermWin.nrow) 2577 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2652 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2578 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2653 || (selection.mark.row >= TermWin.nrow)
2654 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2655 || (selection.end.row >= TermWin.nrow)
2656 || (check_more == 1 2579 || (check_more == 1
2657 && current_screen == selection.screen 2580 && current_screen == selection.screen
2658 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2581 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2659 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2582 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2660 || (check_more == 2 2583 || (check_more == 2
… …
2662 && ROWCOL_IS_AFTER (selection.end, pos)) 2585 && ROWCOL_IS_AFTER (selection.end, pos))
2663 || (check_more == 3 2586 || (check_more == 3
2664 && ROWCOL_IS_AFTER (selection.end, pos)) 2587 && ROWCOL_IS_AFTER (selection.end, pos))
2665 || (check_more == 4 /* screen width change */ 2588 || (check_more == 4 /* screen width change */
2666 && (selection.beg.row != selection.end.row 2589 && (selection.beg.row != selection.end.row
2667 || selection.end.col > TermWin.ncol))) 2590 || selection.end.col > ncol)))
2668 CLEAR_SELECTION (); 2591 CLEAR_SELECTION ();
2669} 2592}
2670 2593
2671/* ------------------------------------------------------------------------- */ 2594/* ------------------------------------------------------------------------- */
2672/* 2595/*
2673 * Paste a selection direct to the command fd 2596 * Paste a selection direct to the command fd
2674 */ 2597 */
2675void 2598void
2676rxvt_term::paste (unsigned char *data, unsigned int len) 2599rxvt_term::paste (char *data, unsigned int len)
2677{ 2600{
2678 /* convert normal newline chars into common keyboard Return key sequence */ 2601 /* convert normal newline chars into common keyboard Return key sequence */
2679 for (unsigned int i = 0; i < len; i++) 2602 for (unsigned int i = 0; i < len; i++)
2680 if (data[i] == C0_LF) 2603 if (data[i] == C0_LF)
2681 data[i] = C0_CR; 2604 data[i] = C0_CR;
… …
2825 { 2748 {
2826 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2749 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2827 char *s = rxvt_wcstombs (w); 2750 char *s = rxvt_wcstombs (w);
2828 free (w); 2751 free (w);
2829 // TODO: strlen == only the first element will be converted. well... 2752 // TODO: strlen == only the first element will be converted. well...
2830 paste ((unsigned char *)s, strlen (s)); 2753 paste (s, strlen (s));
2831 free (s); 2754 free (s);
2832 } 2755 }
2833 else 2756 else
2834#endif 2757#endif
2835 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2758 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2836 && cl) 2759 && cl)
2837 { 2760 {
2838 for (int i = 0; i < cr; i++) 2761 for (int i = 0; i < cr; i++)
2839 paste ((unsigned char *)cl[i], strlen (cl[i])); 2762 paste (cl[i], strlen (cl[i]));
2840 2763
2841 XFreeStringList (cl); 2764 XFreeStringList (cl);
2842 } 2765 }
2843 else 2766 else
2844 paste (ct.value, ct.nitems); // paste raw 2767 paste ((char *)ct.value, ct.nitems); // paste raw
2845 2768
2846bailout: 2769bailout:
2847 XFree (ct.value); 2770 XFree (ct.value);
2848 2771
2849 if (selection_wait == Sel_normal) 2772 if (selection_wait == Sel_normal)
… …
2879 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2802 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2880 * will auto fallback to CUT_BUFFER0 2803 * will auto fallback to CUT_BUFFER0
2881 * EXT: button 2 release 2804 * EXT: button 2 release
2882 */ 2805 */
2883void 2806void
2884rxvt_term::selection_request (Time tm, int x, int y) 2807rxvt_term::selection_request (Time tm, int selnum)
2885{ 2808{
2886 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) 2809/* After making a selection with selection_make this function will always
2887 return; /* outside window */ 2810 * return the internal selection, which is not correct IMO, now much more since
2888 2811 * I added the selnum parameter.
2812 */
2813#if 0
2889 if (selection.text) 2814 if (selection.text)
2890 { /* internal selection */ 2815 { /* internal selection */
2891 char *str = rxvt_wcstombs (selection.text, selection.len); 2816 char *str = rxvt_wcstombs (selection.text, selection.len);
2892 paste ((unsigned char *)str, strlen (str)); 2817 paste (str, strlen (str));
2893 free (str); 2818 free (str);
2894 return; 2819 return;
2895 } 2820 }
2896 else 2821 else
2822#endif
2897 { 2823 {
2898 int i;
2899
2900 selection_request_time = tm; 2824 selection_request_time = tm;
2901 selection_wait = Sel_normal; 2825 selection_wait = Sel_normal;
2902 2826
2903 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2904 {
2905#if X_HAVE_UTF8_STRING 2827#if X_HAVE_UTF8_STRING
2906 selection_type = Sel_UTF8String; 2828 selection_type = Sel_UTF8String;
2907 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2829 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2908 return; 2830 return;
2909#else 2831#else
2910 selection_type = Sel_CompoundText; 2832 selection_type = Sel_CompoundText;
2911 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2833 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2912 return; 2834 return;
2913#endif 2835#endif
2914 }
2915 } 2836 }
2916 2837
2917 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2838 selection_wait = Sel_none; /* don't loop in selection_paste () */
2918 selection_paste (display->root, XA_CUT_BUFFER0, false); 2839 selection_paste (display->root, XA_CUT_BUFFER0, false);
2919} 2840}
… …
2933 sel = xa[XA_CLIPBOARD]; 2854 sel = xa[XA_CLIPBOARD];
2934 2855
2935 if (XGetSelectionOwner (display->display, sel) != None) 2856 if (XGetSelectionOwner (display->display, sel) != None)
2936 { 2857 {
2937 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2858 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2938 TermWin.vt, selection_request_time); 2859 vt, selection_request_time);
2939 return 1; 2860 return 1;
2940 } 2861 }
2941 2862
2942 return 0; 2863 return 0;
2943} 2864}
… …
2966 * EXT: button 1 or 3 release 2887 * EXT: button 1 or 3 release
2967 */ 2888 */
2968void 2889void
2969rxvt_term::selection_make (Time tm) 2890rxvt_term::selection_make (Time tm)
2970{ 2891{
2971 int i, col, end_col, row, end_row; 2892 int i;
2972 wchar_t *new_selection_text; 2893 wchar_t *new_selection_text;
2973 text_t *t; 2894 text_t *t;
2974 2895
2975 switch (selection.op) 2896 switch (selection.op)
2976 { 2897 {
… …
2989 selection.op = SELECTION_DONE; 2910 selection.op = SELECTION_DONE;
2990 2911
2991 if (selection.clicks == 4) 2912 if (selection.clicks == 4)
2992 return; /* nothing selected, go away */ 2913 return; /* nothing selected, go away */
2993 2914
2915 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2916 return;
2917
2994 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2918 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2995 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2919 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2996 2920
2997 col = selection.beg.col;
2998 row = selection.beg.row + TermWin.saveLines;
2999 end_row = selection.end.row + TermWin.saveLines;
3000 int ofs = 0; 2921 int ofs = 0;
3001 int extra = 0; 2922 int extra = 0;
3002 2923
2924 int col = selection.beg.col;
2925 int row = selection.beg.row;
2926
2927 int end_col;
2928
3003 for (; row <= end_row; row++, col = 0) 2929 for (; row <= selection.end.row; row++, col = 0)
3004 { 2930 {
3005 end_col = screen.tlen[row];
3006
3007#if ENABLE_FRILLS 2931#if ENABLE_FRILLS
3008 if (selection.rect) 2932 if (selection.rect)
3009 { 2933 {
3010 col = selection.beg.col; 2934 col = selection.beg.col;
3011 end_col = TermWin.ncol + 1; 2935 end_col = ncol + 1;
2936 }
2937 else
2938#endif
2939 end_col = ROW(row).l;
2940
2941 col = max (col, 0);
2942
2943 if (row == selection.end.row
2944#if ENABLE_FRILLS
2945 || selection.rect
2946#endif
3012 } 2947 )
3013#endif
3014
3015 MAX_IT (col, 0);
3016
3017 if (end_col == -1)
3018 end_col = TermWin.ncol;
3019
3020 if (row == end_row || selection.rect)
3021 MIN_IT (end_col, selection.end.col); 2948 min_it (end_col, selection.end.col);
3022 2949
3023 t = &screen.text[row][col]; 2950 t = ROW(row).t + col;
2951
3024 for (; col < end_col; col++) 2952 for (; col < end_col; col++)
3025 { 2953 {
3026 if (*t == NOCHAR) 2954 if (*t == NOCHAR)
3027 t++; 2955 t++;
3028#if ENABLE_COMBINING 2956#if ENABLE_COMBINING
… …
3044#endif 2972#endif
3045 else 2973 else
3046 new_selection_text[ofs++] = *t++; 2974 new_selection_text[ofs++] = *t++;
3047 } 2975 }
3048 2976
3049 if (screen.tlen[row] != -1 && row != end_row) 2977#if ENABLE_FRILLS
2978 if (selection.rect)
2979 {
2980 while (ofs
2981 && new_selection_text[ofs - 1] != C0_LF
2982 && unicode::is_space (new_selection_text[ofs - 1]))
2983 --ofs;
2984
3050 new_selection_text[ofs++] = C0_LF; 2985 new_selection_text[ofs++] = C0_LF;
2986 }
2987 else
2988#endif
2989 if (!ROW(row).is_longer () && row != selection.end.row)
2990 new_selection_text[ofs++] = C0_LF;
3051 } 2991 }
3052 2992
3053 if (end_col != selection.end.col) 2993 if (end_col != selection.end.col)
3054 new_selection_text[ofs++] = C0_LF; 2994 new_selection_text[ofs++] = C0_LF;
3055 2995
… …
3065 3005
3066 // we usually allocate much more than necessary, so realloc it smaller again 3006 // we usually allocate much more than necessary, so realloc it smaller again
3067 selection.len = ofs; 3007 selection.len = ofs;
3068 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3008 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3069 3009
3010 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3011 return;
3012
3013 selection_grab (tm);
3014}
3015
3016bool
3017rxvt_term::selection_grab (Time tm)
3018{
3019 selection_time = tm;
3020
3070 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3021 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3071 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3022 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3023 {
3072 display->set_selection_owner (this); 3024 display->set_selection_owner (this);
3025 return true;
3026 }
3073 else 3027 else
3074 rxvt_warn ("can't get primary selection, ignoring.\n"); 3028 {
3029 selection_clear ();
3030 return false;
3031 }
3075 3032
3076#if 0 3033#if 0
3077 XTextProperty ct; 3034 XTextProperty ct;
3078 3035
3079 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3036 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3080 { 3037 {
3081 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3038 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3082 XFree (ct.value); 3039 XFree (ct.value);
3083 } 3040 }
3084#endif 3041#endif
3085
3086 selection_time = tm;
3087} 3042}
3088 3043
3089/* ------------------------------------------------------------------------- */ 3044/* ------------------------------------------------------------------------- */
3090/* 3045/*
3091 * Mark or select text based upon number of clicks: 1, 2, or 3 3046 * Mark or select text based upon number of clicks: 1, 2, or 3
… …
3095rxvt_term::selection_click (int clicks, int x, int y) 3050rxvt_term::selection_click (int clicks, int x, int y)
3096{ 3051{
3097 clicks = ((clicks - 1) % 3) + 1; 3052 clicks = ((clicks - 1) % 3) + 1;
3098 selection.clicks = clicks; /* save clicks so extend will work */ 3053 selection.clicks = clicks; /* save clicks so extend will work */
3099 3054
3055 if (clicks == 2 && !selection.rect
3056 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3057 {
3058 MEvent.clicks = 1; // what a mess
3059 selection.screen = current_screen;
3060 selection.op = SELECTION_CONT;
3061 return;
3062 }
3063
3100 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3064 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3101 3065
3102 if (clicks == 2 || clicks == 3) 3066 if (clicks == 2 || clicks == 3)
3103 selection_extend_colrow (selection.mark.col, 3067 selection_extend_colrow (selection.mark.col,
3104 selection.mark.row + TermWin.view_start, 3068 selection.mark.row - view_start,
3105 0, /* button 3 */ 3069 0, /* button 3 */
3106 1, /* button press */ 3070 1, /* button press */
3107 0); /* click change */ 3071 0); /* click change */
3108} 3072}
3109 3073
… …
3113 */ 3077 */
3114void 3078void
3115rxvt_term::selection_start_colrow (int col, int row) 3079rxvt_term::selection_start_colrow (int col, int row)
3116{ 3080{
3117 want_refresh = 1; 3081 want_refresh = 1;
3082
3083 selection.mark.row = row + view_start;
3118 selection.mark.col = col; 3084 selection.mark.col = col;
3119 selection.mark.row = row - TermWin.view_start;
3120 3085
3121 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3086 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3122 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3087 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3123 MAX_IT (selection.mark.col, 0);
3124 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3125 3088
3126 while (selection.mark.col > 0 3089 while (selection.mark.col > 0
3127 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3090 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3128 --selection.mark.col; 3091 --selection.mark.col;
3129 3092
3130 if (selection.op) 3093 if (selection.op)
3131 { /* clear the old selection */ 3094 { /* clear the old selection */
3132 selection.beg.row = selection.end.row = selection.mark.row; 3095 selection.beg.row = selection.end.row = selection.mark.row;
… …
3156 text_t *stp; 3119 text_t *stp;
3157 rend_t *srp; 3120 rend_t *srp;
3158 3121
3159 if (dirn == UP) 3122 if (dirn == UP)
3160 { 3123 {
3161 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3124 bound.row = top_row - 1;
3162 bound.col = 0; 3125 bound.col = 0;
3163 dirnadd = -1; 3126 dirnadd = -1;
3164 } 3127 }
3165 else 3128 else
3166 { 3129 {
3167 bound.row = TermWin.saveLines + TermWin.nrow; 3130 bound.row = nrow;
3168 bound.col = TermWin.ncol - 1; 3131 bound.col = ncol - 1;
3169 dirnadd = 1; 3132 dirnadd = 1;
3170 } 3133 }
3171 3134
3172 row = mark->row + TermWin.saveLines; 3135 row = mark->row;
3173 col = mark->col; 3136 col = max (mark->col, 0);
3174 MAX_IT (col, 0); 3137
3175 /* find the edge of a word */ 3138 /* find the edge of a word */
3176 stp = &screen.text[row][col]; 3139 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3177 w1 = DELIMIT_TEXT (*stp); 3140 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3178
3179 srp = &screen.rend[row][col];
3180 w2 = DELIMIT_REND (*srp);
3181 3141
3182 for (;;) 3142 for (;;)
3183 { 3143 {
3184 for (; col != bound.col; col += dirnadd) 3144 for (; col != bound.col; col += dirnadd)
3185 { 3145 {
… …
3195 break; 3155 break;
3196 } 3156 }
3197 3157
3198 if ((col == bound.col) && (row != bound.row)) 3158 if ((col == bound.col) && (row != bound.row))
3199 { 3159 {
3200 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3160 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3201 { 3161 {
3202 trow = row + dirnadd; 3162 trow = row + dirnadd;
3203 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3163 tcol = dirn == UP ? ncol - 1 : 0;
3204 3164
3205 if (screen.text[trow] == NULL) 3165 if (!ROW(trow).t)
3206 break; 3166 break;
3207 3167
3208 stp = & (screen.text[trow][tcol]); 3168 stp = ROW(trow).t + tcol;
3209 srp = & (screen.rend[trow][tcol]); 3169 srp = ROW(trow).r + tcol;
3210 3170
3211 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3171 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3212 break; 3172 break;
3213 3173
3214 row = trow; 3174 row = trow;
… …
3217 } 3177 }
3218 } 3178 }
3219 break; 3179 break;
3220 } 3180 }
3221 3181
3222Old_Word_Selection_You_Die:
3223 if (dirn == DN) 3182 if (dirn == DN)
3224 col++; /* put us on one past the end */ 3183 col++; /* put us on one past the end */
3225 3184
3226 /* Poke the values back in */ 3185 /* Poke the values back in */
3227 ret->row = row - TermWin.saveLines; 3186 ret->row = row;
3228 ret->col = col; 3187 ret->col = col;
3229} 3188}
3230 3189
3231/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
3232/* 3191/*
… …
3237 * flag == 2 ==> button 3 motion 3196 * flag == 2 ==> button 3 motion
3238 */ 3197 */
3239void 3198void
3240rxvt_term::selection_extend (int x, int y, int flag) 3199rxvt_term::selection_extend (int x, int y, int flag)
3241{ 3200{
3242 int col, row; 3201 int col = clamp (Pixel2Col (x), 0, ncol);
3243 3202 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3244 col = Pixel2Col (x);
3245 row = Pixel2Row (y);
3246 MAX_IT (row, 0);
3247 MIN_IT (row, (int)TermWin.nrow - 1);
3248 MAX_IT (col, 0);
3249 MIN_IT (col, (int)TermWin.ncol);
3250 3203
3251 /* 3204 /*
3252 * If we're selecting characters (single click) then we must check first 3205 * If we're selecting characters (single click) then we must check first
3253 * if we are at the same place as the original mark. If we are then 3206 * if we are at the same place as the original mark. If we are then
3254 * select nothing. Otherwise, if we're to the right of the mark, you have to 3207 * select nothing. Otherwise, if we're to the right of the mark, you have to
3255 * be _past_ a character for it to be selected. 3208 * be _past_ a character for it to be selected.
3256 */ 3209 */
3257 if (((selection.clicks % 3) == 1) && !flag 3210 if (((selection.clicks % 3) == 1) && !flag
3258 && (col == selection.mark.col 3211 && (col == selection.mark.col
3259 && (row == selection.mark.row + TermWin.view_start))) 3212 && (row == selection.mark.row - view_start)))
3260 { 3213 {
3261 /* select nothing */ 3214 /* select nothing */
3262 selection.beg.row = selection.end.row = 0; 3215 selection.beg.row = selection.end.row = 0;
3263 selection.beg.col = selection.end.col = 0; 3216 selection.beg.col = selection.end.col = 0;
3264 selection.clicks = 4; 3217 selection.clicks = 4;
… …
3279 * Extend the selection to the specified col/row 3232 * Extend the selection to the specified col/row
3280 */ 3233 */
3281void 3234void
3282rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3235rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3283{ 3236{
3284 int16_t ncol = TermWin.ncol;
3285 int end_col;
3286 row_col_t pos; 3237 row_col_t pos;
3287 enum { 3238 enum {
3288 LEFT, RIGHT 3239 LEFT, RIGHT
3289 } closeto = RIGHT; 3240 } closeto = RIGHT;
3290 3241
… …
3321 selection.beg.col = selection.end.col = selection.mark.col; 3272 selection.beg.col = selection.end.col = selection.mark.col;
3322 selection.beg.row = selection.end.row = selection.mark.row; 3273 selection.beg.row = selection.end.row = selection.mark.row;
3323 } 3274 }
3324 3275
3325 pos.col = col; 3276 pos.col = col;
3326 pos.row = row; 3277 pos.row = view_start + row;
3327
3328 pos.row -= TermWin.view_start; /* adjust for scroll */
3329 3278
3330 /* 3279 /*
3331 * This is mainly xterm style selection with a couple of differences, mainly 3280 * This is mainly xterm style selection with a couple of differences, mainly
3332 * in the way button3 drag extension works. 3281 * in the way button3 drag extension works.
3333 * We're either doing: button1 drag; button3 press; or button3 drag 3282 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3392 } 3341 }
3393 } 3342 }
3394 3343
3395 if (selection.clicks == 1) 3344 if (selection.clicks == 1)
3396 { 3345 {
3397 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3346 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3398 3347 && !ROW(selection.beg.row).is_longer ()
3399 if (selection.beg.col > end_col
3400 && end_col != -1
3401#if ENABLE_FRILLS 3348#if ENABLE_FRILLS
3402 && !selection.rect 3349 && !selection.rect
3403#endif 3350#endif
3404 ) 3351 )
3405 selection.beg.col = ncol; 3352 selection.beg.col = ncol;
3406 3353
3407 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3408
3409 if ( 3354 if (
3410 selection.end.col > end_col 3355 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3411 && end_col != -1 3356 && !ROW(selection.end.row).is_longer ()
3412#if ENABLE_FRILLS 3357#if ENABLE_FRILLS
3413 && !selection.rect 3358 && !selection.rect
3414#endif 3359#endif
3415 ) 3360 )
3416 selection.end.col = ncol; 3361 selection.end.col = ncol;
… …
3424 selection_delimit_word (DN, &selection.end, &selection.end); 3369 selection_delimit_word (DN, &selection.end, &selection.end);
3425 } 3370 }
3426 else if (selection.clicks == 3) 3371 else if (selection.clicks == 3)
3427 { 3372 {
3428#if ENABLE_FRILLS 3373#if ENABLE_FRILLS
3429 if (options & Opt_tripleclickwords) 3374 if (OPTION (Opt_tripleclickwords))
3430 { 3375 {
3431 int end_row;
3432
3433 selection_delimit_word (UP, &selection.beg, &selection.beg); 3376 selection_delimit_word (UP, &selection.beg, &selection.beg);
3434 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3435 3377
3436 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3378 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3437 { 3379 {
3438 end_col = screen.tlen[end_row + TermWin.saveLines]; 3380 if (!ROW(end_row).is_longer ())
3439
3440 if (end_col != -1)
3441 { 3381 {
3442 selection.end.row = end_row; 3382 selection.end.row = end_row;
3443 selection.end.col = end_col; 3383 selection.end.col = ROW(end_row).l;
3444 selection_remove_trailing_spaces (); 3384 selection_remove_trailing_spaces ();
3445 break; 3385 break;
3446 } 3386 }
3447 } 3387 }
3448 } 3388 }
… …
3454 3394
3455 selection.beg.col = 0; 3395 selection.beg.col = 0;
3456 selection.end.col = ncol; 3396 selection.end.col = ncol;
3457 3397
3458 // select a complete logical line 3398 // select a complete logical line
3459 while (selection.beg.row > -TermWin.saveLines 3399 while (selection.beg.row > -saveLines
3460 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3400 && ROW(selection.beg.row - 1).is_longer ())
3461 selection.beg.row--; 3401 selection.beg.row--;
3462 3402
3463 while (selection.end.row < TermWin.nrow 3403 while (selection.end.row < nrow
3464 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3404 && ROW(selection.end.row).is_longer ())
3465 selection.end.row++; 3405 selection.end.row++;
3466 } 3406 }
3467 } 3407 }
3468 3408
3469 if (button3 && buttonpress) 3409 if (button3 && buttonpress)
… …
3480 } 3420 }
3481 } 3421 }
3482 3422
3483#if ENABLE_FRILLS 3423#if ENABLE_FRILLS
3484 if (selection.rect && selection.beg.col > selection.end.col) 3424 if (selection.rect && selection.beg.col > selection.end.col)
3485 SWAP_IT (selection.beg.col, selection.end.col, int); 3425 ::swap (selection.beg.col, selection.end.col);
3486#endif 3426#endif
3487} 3427}
3488 3428
3489#if ENABLE_FRILLS 3429#if ENABLE_FRILLS
3490void 3430void
… …
3494 text_t *stp; 3434 text_t *stp;
3495 3435
3496 end_col = selection.end.col; 3436 end_col = selection.end.col;
3497 end_row = selection.end.row; 3437 end_row = selection.end.row;
3498 3438
3499 for ( ; end_row >= selection.beg.row; ) 3439 for (; end_row >= selection.beg.row; )
3500 { 3440 {
3501 stp = screen.text[end_row + TermWin.saveLines]; 3441 stp = ROW(end_row).t;
3502 3442
3503 while (--end_col >= 0) 3443 while (--end_col >= 0)
3504 { 3444 {
3505 if (stp[end_col] != ' ' 3445 if (stp[end_col] != NOCHAR
3506 && stp[end_col] != '\t' 3446 && !unicode::is_space (stp[end_col]))
3507 && stp[end_col] != NOCHAR)
3508 break; 3447 break;
3509 } 3448 }
3510 3449
3511 if (end_col >= 0 3450 if (end_col >= 0
3512 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3451 || !ROW(end_row - 1).is_longer ())
3513 { 3452 {
3514 selection.end.col = end_col + 1; 3453 selection.end.col = end_col + 1;
3515 selection.end.row = end_row; 3454 selection.end.row = end_row;
3516 break; 3455 break;
3517 } 3456 }
3518 3457
3519 end_row--; 3458 end_row--;
3520 end_col = TermWin.ncol; 3459 end_col = ncol;
3521 } 3460 }
3522 3461
3523 if (selection.mark.row > selection.end.row) 3462 if (selection.mark.row > selection.end.row)
3524 { 3463 {
3525 selection.mark.row = selection.end.row; 3464 selection.mark.row = selection.end.row;
… …
3688 */ 3627 */
3689void 3628void
3690rxvt_term::pixel_position (int *x, int *y) 3629rxvt_term::pixel_position (int *x, int *y)
3691{ 3630{
3692 *x = Pixel2Col (*x); 3631 *x = Pixel2Col (*x);
3693 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3632 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3694 *y = Pixel2Row (*y); 3633 *y = Pixel2Row (*y);
3695 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3634 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3696} 3635}
3697 3636
3698/* ------------------------------------------------------------------------- */ 3637/* ------------------------------------------------------------------------- */
3699#ifdef USE_XIM 3638#ifdef USE_XIM
3700void 3639void
3701rxvt_term::im_set_position (XPoint &pos) 3640rxvt_term::im_set_position (XPoint &pos)
3702{ 3641{
3703 XWindowAttributes xwa; 3642 XWindowAttributes xwa;
3704 3643
3705 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3644 XGetWindowAttributes (display->display, vt, &xwa);
3706 3645
3707 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3646 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3708 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3647 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3709} 3648}
3710#endif 3649#endif
3711 3650
3712#if ENABLE_OVERLAY 3651#if ENABLE_OVERLAY
3713void 3652void
3714rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3653rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3715{ 3654{
3716 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3655 if (nrow < 1 || ncol < 1)
3717 return; 3656 return;
3718 3657
3719 want_refresh = 1; 3658 want_refresh = 1;
3720 3659
3721 scr_overlay_off (); 3660 scr_overlay_off ();
3722 3661
3723 if (x < 0) x = TermWin.ncol - w; 3662 if (x < 0) x = ncol - w;
3724 if (y < 0) y = TermWin.nrow - h; 3663 if (y < 0) y = nrow - h;
3725 3664
3726 // make space for border 3665 // make space for border
3727 w += 2; MIN_IT (w, TermWin.ncol); 3666 w += 2; min_it (w, ncol);
3728 h += 2; MIN_IT (h, TermWin.nrow); 3667 h += 2; min_it (h, nrow);
3729 3668
3730 x -= 1; MAX_IT (x, 0); 3669 x -= 1; clamp_it (x, 0, ncol - w);
3731 y -= 1; MAX_IT (y, 0); 3670 y -= 1; clamp_it (y, 0, nrow - h);
3732
3733 MIN_IT (x, TermWin.ncol - w);
3734 MIN_IT (y, TermWin.nrow - h);
3735 3671
3736 ov_x = x; ov_y = y; 3672 ov_x = x; ov_y = y;
3737 ov_w = w; ov_h = h; 3673 ov_w = w; ov_h = h;
3738 3674
3739 ov_text = new text_t *[h]; 3675 ov_text = new text_t *[h];
… …
3825rxvt_term::scr_swap_overlay () 3761rxvt_term::scr_swap_overlay ()
3826{ 3762{
3827 if (!ov_text) 3763 if (!ov_text)
3828 return; 3764 return;
3829 3765
3830 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start;
3831
3832 // swap screen mem with overlay 3766 // swap screen mem with overlay
3833 for (int y = ov_h; y--; ) 3767 for (int y = ov_h; y--; )
3834 { 3768 {
3835 text_t *t1 = ov_text[y]; 3769 text_t *t1 = ov_text[y];
3836 rend_t *r1 = ov_rend[y]; 3770 rend_t *r1 = ov_rend[y];
3837 3771
3838 text_t *t2 = screen.text[y + row_offset] + ov_x; 3772 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3839 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3773 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3840 3774
3841 for (int x = ov_w; x--; ) 3775 for (int x = ov_w; x--; )
3842 { 3776 {
3843 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3777 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3844 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3778 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
… …
3846 } 3780 }
3847} 3781}
3848 3782
3849#endif 3783#endif
3850/* ------------------------------------------------------------------------- */ 3784/* ------------------------------------------------------------------------- */
3785

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